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Unit 3 Could you please clean your room知识点总结
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Unit 3 Could you please clean your room?【教材内容解析】Section APeter, could you please take out the rubbish? (P. 17)Could you please...?意为“你能……吗？”，could在此并不是过去式，而是表示一种委婉的语气，please后接动词原形，肯定回答用Sure/Of course/Certainly，也可以用...can，不可以用...could；否定回答用Sorry...并给出理由，也可用...can’t/mustn’t。---Could you please help me with my homework?---Sure./Of course./Certainly./Sorry, I can’t. I’m busy now.take out意为“带出去”，代词作宾语时，要放在take和out之间。The dog is noisy. Take it out.Could I at least finish watching this show? (P. 18)at least表示“至少”，反义词为at most“至多”。The ticket cost at least 200 yuan.finish意为“完成、做好”，后接动词作宾语时，要用doing的形式。When are you going to finish your work?3. Yes, because Mom will be back from shopping any minute now. (P. 18)be back意为“回来”，相当于come back，前者侧重指状态，后者侧重指动作。She has been back for two days.You came back very late last night.And she won’t be happy if she sees this mess. (P. 18)mess用作名词，表示“杂乱、不整洁”，常用的短语为：make a mess“搞得一团糟”；in a mess“一团糟”。The kids make a mess in the bedroom.All the rooms are in a mess.The minute I sat down in front of the TV, my mom came over. (P. 19)(1) the minute意为“一……就”，用来引导时间状语从句，相当于the moment或者as soon as。I want to see her the minute she arrives.come over意为“过来”。Can you come over tomorrow?You watch TV all the time and never help out around the house! (P. 19)all the time意为“反复、总是”，强调某段时间内一直在进行和发生的事情。I have a dog and a cat. They fight all the time.I’m just as tired as you are! (P. 19)当我们要表示双方某方面(如年龄、身高等)程度相同或不同时，常用as…as或not as/so…as结构，表示“和……一样”或“和……不一样”。如：Mary is as careful as Linda．玛丽和琳达一样仔细。He does not run as fast as Tom．他跑步没有汤姆快。For one week, she did not do any housework and neither did I. (P. 19)neither did I是“Neither/nor+助动词/be动词/情态动词+主语”结构，表示前者所描述的否定情况同样适用于后者，neither在此用作副词，表示“也不”。---I don’t like this dress.---Neither do I.My mom came over as soon as I sat down in front of the TV. (P. 19)as soon as引导时间状语从句，表示“一……就……”，要遵从“主将从现”的原则，即主句用一般将来时，从句用一般现在时。I will go as soon as she arrives.Could I hang out with my friends after the movie? (P. 20)hang out意为“闲逛、闲荡”。He is hanging out with his friends.Could you please pass me the salt? (P. 20)pass sb. sth.相当于pass sth. to sb.“把某物递给某人”。Pass me the book, please.=Pass the book to me please.Could I borrow that book? (P. 20)borrow此处是及物动词，表示“借进来”，反义词是lend，borrow...from...“从……借入……”。I often borrow books from the library.You can borrow some money from your elder brother.Could you lend me some money? (P. 20)lend表示“借出去”，与borrow“借进来”相对，常用的结构为：lend sb. sth.=lend sth. to sb. “把某物借给某人”。He often lends others his car.=He often lend his car to others.I’ll finish my homework while you help me with the dishes. (P. 20)when和while引导时间状语从句均表示“当……时候”，when既可以指“时间点”,与瞬间动词连用，也可以指“时间段”，与延续性动词连用（=while）。while表示时间段，因此，while从句的谓语动词要用延续性动词，as强调两个动作同时发生，表示“一边……一边……”。When he came in, his mother was cooking.When (While) we were at school, we went to the library every day. Please don't talk so loud while others are working.Tom’s brother was playing the computer games while Tom was studying hard.Kate listens music as she walks in the park.Section BHousework is a waste of their time. (P. 22)a waste of意为“浪费……”，其中waste是名词，意为“浪费”。Playing computer games is a waste of time.The should spend their time on schoolwork in order to get good grades and get into a good university. (P. 22)(1) spend的用法 = 1 \* GB3 \* MERGEFORMAT ① sb. spend+时间/金钱+on sth. “在某事上花费多长时间或者多少钱”The man spent the whole day on his speech.The family spent 10,000 dollars on their trip. = 2 \* GB3 \* MERGEFORMAT ② sb. spend+时间+(in) doing sth. “花费多长时间做某事”The boy has spent two hours playing the computer games.【拓展】辨析spend, pay, take和costspend主语是人spend...on sth./spend...(in) doing sth.pay主语是人pay for sth./pay sb. for sth.take 主语是itIt takes sb.+时间+to do sth.cost主语是物sth. costs sb.+金钱(2) in order to意为“为了……”后面跟动词不定式，作目的状语。in order to可位于句中或者句首，in order not to do sth. 意为“为了不做某事”。Tom got up early in order to catch the first bus.In order not to make his mother angry, he decided to give up playing computer games.3. Also, when they get older, they will have to do housework so there is no need for them to do it now. (P. 22)there is no need for sb. to do sth.意为“对某人来说没有必要做某事”。There is no need for you to start off so early.4. It is the parents’ job to provide a clean and comfortable environment at home for their children. (P. 22)(1) It is+名词+to do sth.表示“做某事是……”，其中的it为形式主语，后边的动词不定式才是真正的主语。It’s my job to look after you.(2) provide表示“提供”时，常用的结构为：provide sb. with sth.或者provide sth. for sth.“为某人提供某物”；offer也表示“提供”，但结构有所不同，常用于“offer sb. sth.或者offer sth. to sb.”结构中，意为“为某人提供某物”。The government provided a lot of food and clothes for the flooded area.=The government provided the flooded area with a lot of food and clothes.Any anyway, I think doing chores is not so difficult. (P. 22)anyway用作副词，表示“而且、加之”，也可以表示“即使这样、无论如何”。It’s expensive and anyway the size is too small.Anyway, we should have a try.doing chores是动名词，在句中用作主语，谓语动词用单数形式。Doing morning exercise is good for us.I think it is important for children to learn how to do chores and help their parents with housework. (P. 22)(1) 本句结构为“It’s+adj.+for sb.+to do sth.”结构，意为“做某事对某人来说……”，此结构中的形容词多为描述事物特征的词，如easy, important, dangerous, necessary等。例如：It is important for you to study hard.It is not easy to learn a foreign language.【拓展】It’s+adj.+of sb.+to do sth.意为“某人做某事是……的”，此结构中的形容词多是kind, nice, right, wrong, clever, foolish,polite等描述行为者性格、品质的词。It is very kind of you to lend me so much money.how to do chores是“特殊疑问词+动词不定式”结构，作learn的宾语，动词不定式常与what, who, how, where, when等特殊疑问词连用，在句中作主语、宾语、表语等。When to start is not decided yet.The questions is what to do next.Children these days depend on their parents too much. (P. 22)depend on/upon意为“取决于……；由……决定；依靠”You can accept or refuse the gift. It depends on your personal choice.We shouldn’t always depend on our parents.Doing chores helps to develop children’s independence and teaches them how to look after themselves. (P. 22)independence用作不可数名词，表示“独立、自主”，形容词为independent，意为“独立的”。He was afraid of losing his independence.Since they live in one house with their parents, they should know that everyone should do their part in keeping it clean and tidy. (P. 22)since此处表示“因为、既然”，引导原因状语从句，常位于句首。Since you don’t know the boy, I will ask someone else.do one’s part in (doing) sth.意为“尽自己的职责去做某事”。The president asked every citizen to do his part in saving water.As a result, he often fell ill and his grades dropped. (P. 22)as a result意为“因此、结果”，在句中作状语；as a result of表示“由于”，后接名词或者代词，相当于because of。He got up very late today. As a result, he missed the first bus.He was late as a result of the heavy rain.The earlier kids learn to be independent, the better it is for their future. (P. 22)本句为“the+比较级，the+比较级”结构，表示“越……越……”。The harder you study, the better grades you can get.The longer the war lasts, the more the people there will suffer.【重点短语和句型归纳】重点短语1. go out for dinner 出去吃饭2. stay out late 在外面待到很晚3. go to the movies 去看电影4. get a ride 搭车5. work on 从事6. finish doing sth. 完成做某事7. clean and tidy 干净整洁8. do the dishes 洗餐具9. take out the rubbish 倒垃圾10. fold your/the clothes 叠衣服11. sweep the floor 扫地12. make your/the bed 整理床铺13. clean the living room 打扫客厅14. no problem 没问题15. welcome sb. 欢迎某人16. come home fro m school/ work放学/下班回家17. throw down 扔下18. sit down 坐下19. come over 过来20. take sb. for a walk 带某人去散步21. all the time 频繁；反复22. all day / evening 整日 /夜23. do housework 做家务24. shout back 大声回应25. walk away 走开26. share the housework 分担家务27. a comfortable home 一个舒适的家28. in surprise 惊讶地29. get something to drink 拿点喝的东西30. watch one show 观看一个节目31. hang out 闲逛32. pass sb. sth. 把某物传给某人33. lend sb. sth. 把某物借给某人34. get sth. wet 使某物弄湿35. hate to do sth. 讨厌做某事36. do chores 做杂务37. help sb. (to ) d o /with sth. 帮助某人干某事38. bring a tent 带顶帐篷来39. buy some snacks 买些小吃40. go to the store去商店41. invite sb. to a party 邀请某人参加聚会42. make sb. do sth. 使某人做某事43. enough stress 足够的压力44. a waste of time浪费时间45. in order to为了46. get good grades 取得好成绩47. mind doing sth. 介意做某事48. depend on 依赖；依靠49. develop children’s independence发展孩子的独立性50. look after/take care of 照顾；照看51. do one’ s part in (doing) sth. 做某人分内的事重点句型做完某事 finishing doing sth. 2. 想要某人做某事 want sb. to do sth.3. 尽力(不)做某事 try (not) to do sth. 4. 让某人做某事 let sb. do sth.5. 介意做某事 mind doing sth. 6. 花费……做某事 spend… in doing sth.7. 学会做某事 learn to do sth. 8. 学会怎样做某事 learn how to do sth.9. 越……., 就越……. the + 比较级, the + 比较级【语法讲解】情态动词could的用法情态动词could可以用来表示请求或建议，具体用法如下：表示请求或者允许could表示请求或允许时，并不表示过去，只表示语气更加委婉，表示委婉的请求和陈述看法时，回答时用can。Could I use your cell phone for a while?Could you tell me how I can get to the railway station?---Could you come to my birthday party?---Sorry, I can’t. I have to stay at home to look after my mother.表示建议情态动词could表示建议做某事，意为“可以”，语气比can更加委婉。You could ask your doctor to check you over and do a few tests.
Unit 3 Could you please clean your room?【教材内容解析】Section APeter, could you please take out the rubbish? (P. 17)Could you please...?意为“你能……吗？”，could在此并不是过去式，而是表示一种委婉的语气，please后接动词原形，肯定回答用Sure/Of course/Certainly，也可以用...can，不可以用...could；否定回答用Sorry...并给出理由，也可用...can’t/mustn’t。---Could you please help me with my homework?---Sure./Of course./Certainly./Sorry, I can’t. I’m busy now.take out意为“带出去”，代词作宾语时，要放在take和out之间。The dog is noisy. Take it out.Could I at least finish watching this show? (P. 18)at least表示“至少”，反义词为at most“至多”。The ticket cost at least 200 yuan.finish意为“完成、做好”，后接动词作宾语时，要用doing的形式。When are you going to finish your work?3. Yes, because Mom will be back from shopping any minute now. (P. 18)be back意为“回来”，相当于come back，前者侧重指状态，后者侧重指动作。She has been back for two days.You came back very late last night.And she won’t be happy if she sees this mess. (P. 18)mess用作名词，表示“杂乱、不整洁”，常用的短语为：make a mess“搞得一团糟”；in a mess“一团糟”。The kids make a mess in the bedroom.All the rooms are in a mess.The minute I sat down in front of the TV, my mom came over. (P. 19)(1) the minute意为“一……就”，用来引导时间状语从句，相当于the moment或者as soon as。I want to see her the minute she arrives.come over意为“过来”。Can you come over tomorrow?You watch TV all the time and never help out around the house! (P. 19)all the time意为“反复、总是”，强调某段时间内一直在进行和发生的事情。I have a dog and a cat. They fight all the time.I’m just as tired as you are! (P. 19)当我们要表示双方某方面(如年龄、身高等)程度相同或不同时，常用as…as或not as/so…as结构，表示“和……一样”或“和……不一样”。如：Mary is as careful as Linda．玛丽和琳达一样仔细。He does not run as fast as Tom．他跑步没有汤姆快。For one week, she did not do any housework and neither did I. (P. 19)neither did I是“Neither/nor+助动词/be动词/情态动词+主语”结构，表示前者所描述的否定情况同样适用于后者，neither在此用作副词，表示“也不”。---I don’t like this dress.---Neither do I.My mom came over as soon as I sat down in front of the TV. (P. 19)as soon as引导时间状语从句，表示“一……就……”，要遵从“主将从现”的原则，即主句用一般将来时，从句用一般现在时。I will go as soon as she arrives.Could I hang out with my friends after the movie? (P. 20)hang out意为“闲逛、闲荡”。He is hanging out with his friends.Could you please pass me the salt? (P. 20)pass sb. sth.相当于pass sth. to sb.“把某物递给某人”。Pass me the book, please.=Pass the book to me please.Could I borrow that book? (P. 20)borrow此处是及物动词，表示“借进来”，反义词是lend，borrow...from...“从……借入……”。I often borrow books from the library.You can borrow some money from your elder brother.Could you lend me some money? (P. 20)lend表示“借出去”，与borrow“借进来”相对，常用的结构为：lend sb. sth.=lend sth. to sb. “把某物借给某人”。He often lends others his car.=He often lend his car to others.I’ll finish my homework while you help me with the dishes. (P. 20)when和while引导时间状语从句均表示“当……时候”，when既可以指“时间点”,与瞬间动词连用，也可以指“时间段”，与延续性动词连用（=while）。while表示时间段，因此，while从句的谓语动词要用延续性动词，as强调两个动作同时发生，表示“一边……一边……”。When he came in, his mother was cooking.When (While) we were at school, we went to the library every day. Please don't talk so loud while others are working.Tom’s brother was playing the computer games while Tom was studying hard.Kate listens music as she walks in the park.Section BHousework is a waste of their time. (P. 22)a waste of意为“浪费……”，其中waste是名词，意为“浪费”。Playing computer games is a waste of time.The should spend their time on schoolwork in order to get good grades and get into a good university. (P. 22)(1) spend的用法 = 1 \* GB3 \* MERGEFORMAT ① sb. spend+时间/金钱+on sth. “在某事上花费多长时间或者多少钱”The man spent the whole day on his speech.The family spent 10,000 dollars on their trip. = 2 \* GB3 \* MERGEFORMAT ② sb. spend+时间+(in) doing sth. “花费多长时间做某事”The boy has spent two hours playing the computer games.【拓展】辨析spend, pay, take和costspend主语是人spend...on sth./spend...(in) doing sth.pay主语是人pay for sth./pay sb. for sth.take 主语是itIt takes sb.+时间+to do sth.cost主语是物sth. costs sb.+金钱(2) in order to意为“为了……”后面跟动词不定式，作目的状语。in order to可位于句中或者句首，in order not to do sth. 意为“为了不做某事”。Tom got up early in order to catch the first bus.In order not to make his mother angry, he decided to give up playing computer games.3. Also, when they get older, they will have to do housework so there is no need for them to do it now. (P. 22)there is no need for sb. to do sth.意为“对某人来说没有必要做某事”。There is no need for you to start off so early.4. It is the parents’ job to provide a clean and comfortable environment at home for their children. (P. 22)(1) It is+名词+to do sth.表示“做某事是……”，其中的it为形式主语，后边的动词不定式才是真正的主语。It’s my job to look after you.(2) provide表示“提供”时，常用的结构为：provide sb. with sth.或者provide sth. for sth.“为某人提供某物”；offer也表示“提供”，但结构有所不同，常用于“offer sb. sth.或者offer sth. to sb.”结构中，意为“为某人提供某物”。The government provided a lot of food and clothes for the flooded area.=The government provided the flooded area with a lot of food and clothes.Any anyway, I think doing chores is not so difficult. (P. 22)anyway用作副词，表示“而且、加之”，也可以表示“即使这样、无论如何”。It’s expensive and anyway the size is too small.Anyway, we should have a try.doing chores是动名词，在句中用作主语，谓语动词用单数形式。Doing morning exercise is good for us.I think it is important for children to learn how to do chores and help their parents with housework. (P. 22)(1) 本句结构为“It’s+adj.+for sb.+to do sth.”结构，意为“做某事对某人来说……”，此结构中的形容词多为描述事物特征的词，如easy, important, dangerous, necessary等。例如：It is important for you to study hard.It is not easy to learn a foreign language.【拓展】It’s+adj.+of sb.+to do sth.意为“某人做某事是……的”，此结构中的形容词多是kind, nice, right, wrong, clever, foolish,polite等描述行为者性格、品质的词。It is very kind of you to lend me so much money.how to do chores是“特殊疑问词+动词不定式”结构，作learn的宾语，动词不定式常与what, who, how, where, when等特殊疑问词连用，在句中作主语、宾语、表语等。When to start is not decided yet.The questions is what to do next.Children these days depend on their parents too much. (P. 22)depend on/upon意为“取决于……；由……决定；依靠”You can accept or refuse the gift. It depends on your personal choice.We shouldn’t always depend on our parents.Doing chores helps to develop children’s independence and teaches them how to look after themselves. (P. 22)independence用作不可数名词，表示“独立、自主”，形容词为independent，意为“独立的”。He was afraid of losing his independence.Since they live in one house with their parents, they should know that everyone should do their part in keeping it clean and tidy. (P. 22)since此处表示“因为、既然”，引导原因状语从句，常位于句首。Since you don’t know the boy, I will ask someone else.do one’s part in (doing) sth.意为“尽自己的职责去做某事”。The president asked every citizen to do his part in saving water.As a result, he often fell ill and his grades dropped. (P. 22)as a result意为“因此、结果”，在句中作状语；as a result of表示“由于”，后接名词或者代词，相当于because of。He got up very late today. As a result, he missed the first bus.He was late as a result of the heavy rain.The earlier kids learn to be independent, the better it is for their future. (P. 22)本句为“the+比较级，the+比较级”结构，表示“越……越……”。The harder you study, the better grades you can get.The longer the war lasts, the more the people there will suffer.【重点短语和句型归纳】重点短语1. go out for dinner 出去吃饭2. stay out late 在外面待到很晚3. go to the movies 去看电影4. get a ride 搭车5. work on 从事6. finish doing sth. 完成做某事7. clean and tidy 干净整洁8. do the dishes 洗餐具9. take out the rubbish 倒垃圾10. fold your/the clothes 叠衣服11. sweep the floor 扫地12. make your/the bed 整理床铺13. clean the living room 打扫客厅14. no problem 没问题15. welcome sb. 欢迎某人16. come home fro m school/ work放学/下班回家17. throw down 扔下18. sit down 坐下19. come over 过来20. take sb. for a walk 带某人去散步21. all the time 频繁；反复22. all day / evening 整日 /夜23. do housework 做家务24. shout back 大声回应25. walk away 走开26. share the housework 分担家务27. a comfortable home 一个舒适的家28. in surprise 惊讶地29. get something to drink 拿点喝的东西30. watch one show 观看一个节目31. hang out 闲逛32. pass sb. sth. 把某物传给某人33. lend sb. sth. 把某物借给某人34. get sth. wet 使某物弄湿35. hate to do sth. 讨厌做某事36. do chores 做杂务37. help sb. (to ) d o /with sth. 帮助某人干某事38. bring a tent 带顶帐篷来39. buy some snacks 买些小吃40. go to the store去商店41. invite sb. to a party 邀请某人参加聚会42. make sb. do sth. 使某人做某事43. enough stress 足够的压力44. a waste of time浪费时间45. in order to为了46. get good grades 取得好成绩47. mind doing sth. 介意做某事48. depend on 依赖；依靠49. develop children’s independence发展孩子的独立性50. look after/take care of 照顾；照看51. do one’ s part in (doing) sth. 做某人分内的事重点句型做完某事 finishing doing sth. 2. 想要某人做某事 want sb. to do sth.3. 尽力(不)做某事 try (not) to do sth. 4. 让某人做某事 let sb. do sth.5. 介意做某事 mind doing sth. 6. 花费……做某事 spend… in doing sth.7. 学会做某事 learn to do sth. 8. 学会怎样做某事 learn how to do sth.9. 越……., 就越……. the + 比较级, the + 比较级【语法讲解】情态动词could的用法情态动词could可以用来表示请求或建议，具体用法如下：表示请求或者允许could表示请求或允许时，并不表示过去，只表示语气更加委婉，表示委婉的请求和陈述看法时，回答时用can。Could I use your cell phone for a while?Could you tell me how I can get to the railway station?---Could you come to my birthday party?---Sorry, I can’t. I have to stay at home to look after my mother.表示建议情态动词could表示建议做某事，意为“可以”，语气比can更加委婉。You could ask your doctor to check you over and do a few tests.
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