七年级下册Unit6语法讲练专题学案

这是一份七年级下册Unit6语法讲练专题学案，共6页。
Unit  6  单元语法讲练专题语法精讲：现在进行时（I）1.含义（1）表示现在（说话瞬间）正在进行或发生的动作。（常翻译为“某人正在做某事”）（2）表示当前一段时间内的活动或现阶段正在进行的动作。（常翻译为“某人一直做某事”）①Look！ They are playing soccer.看！他们正在踢足球。② My brother is reading a history book these days.我弟弟这些天一直在看一本历史书。2.现在进行时的标志词（1）now/look/listen/Be quiet!/these days（2）由上下文语境而定：① Look at...②Where+ be(am/is/are)+sb.?③It’s＋具体时间点.3.结构be（am／is／are）＋doing（现在分词）4.现在分词的构成规则（1）直接加-ingwork-working buy-buying teach-teaching（2）以不发音的e结尾，去e加-ingtake-taking make-making ride-riding（3）重读闭音节结尾且末尾只有一个辅音字母，双写末尾辅音字母加-ing（辅＋元＋辅）get-getting sit-sitting  shop-shopping swim-swimmingcut-cutting run-running（4）特殊变化：以ie结尾的词要变ie为y再加-ingdie→ dying    lie→ lying5.句式变换（1）肯定句：主语＋be（am／is／are）＋动词-ing（＋其他）。（2）否定句：主语＋be（am／is／are）＋not ＋动词-ing（＋其他）。（在be后加not）（3）一般疑问句：Be（Am／Is／Are）＋主语＋动词-ing（＋其他）？（将be提于句首）肯定回答：主语＋be（am／is／are）。否定回答：主语＋be（am／is／are）＋not。（be not通常缩写）（4）特殊疑问句：a.特殊疑问词＋be（am／is／are）＋主语＋动词-ing（＋其他）？b.特殊疑问词＋be（am／is／are）＋动词-ing（＋其他）？（此时特殊疑问词在句中作主语）如：① I am reading a book.（肯定句）→I am not reading a book.（否定句）→Are you reading a book？（一般疑问句）Yes，I am.／No，I am not.（肯／否定回答）→What are you doing？（特殊疑问句，对reading a book 提问）②He is watching TV at home.（肯定句）→He isn’t watching TV at home.（否定句）→Is he watching TV at home？（一般疑问句）Yes，he is.／No，he isn’t.（肯／否定回答）③ They are talking.（肯定句）→They aren’t talking.（否定句）→Are they talking？（一般疑问句）Yes，they are.／No，they aren’t.（肯／否定 回答）→Who are talking？（特殊疑问句，对They提问）注意：部分动词没有现在进行时，如：have／has（表“拥有”时），look／sound／taste，see／hear，love／like，think（表“认为”时）／know／remember／forget，want／miss（表“错过”时）等。语法精练1.写出下列动词的现在分词1.swim_______2.sing_______3.make_______4.run_______5.cut_______6.use_______7.shop_______8.close_______9.leave_______10.study_______答案:1.swimming2.singing3.making4.runing5.cutting6.using7.shopping8.closing9.leaving10.studying2.用括号内所给单词的正确形式填空。1.Look! Jim________  (swim) in the river. It's dangerous.2.He often________ (watch) TV on the weekend with his friend.3.They________ (have) an English test every Friday.4.It's 3:00 p.m. Many of the students________ (exercise) outside.5.The cats usually________ (sleep)and________ (relax) for 20 hours every day.6.Listen! The man________ (talk) on the phone.7.Look at the picture. The villagers________ (cut) down trees.8.Please be quiet. I________ (listen) to a CD.,9. ________ you________ (practice) the guitar these days?10.Mary ________ (have) a new IPhone. She talking________ (talk) on the phone now.答案:1.is swimming 2.watches 3.have 4.are exercising 5.sleep relax 6.is talking 7.are cutting8.am listening 9.Are practicing 10.has is talking3.单项选择。1.We're proud that China________ stronger and stronger these years.A. will becomeB. becameC. is becomingD. was becoming2.-Where is your cousin? -He________ an English exam now.A. hasB. hadC. has hadD. is having3.-Alice,would you mind not playing the guitar? I________ on the phone. -Oh, sorry, Mom.A. talkedB. talkC. am talkD. am talking4.Don't take the dictionary away. I________ it.A. useB. usedC. am usingD. have used5.Be quiet! The students________ an English exam.A. takeB. are takingC. will takeD. takes6.-May I speak to Mr. White? - Sorry, dad can't come to the phone now. He________ a shower.A. hasB. hadC. is havingD. was having7.A woman with two children________ along the street at the moment.A. is walkingB. are walkingC. walkD. walks8.It________ Please take an umbrella with you, Annie.A. rainsB. is rainingC. rainedD. was raining9.Don't make any noise. We________ to a piece of wonderful music.A. will listenB. are listeningC. listenD. have listened10.-Let's go swimming right now! -Sorry. I can't. I________ for the English test tomorrow.A. studyingB. was studyingC. am studyingD. study11.Look!Jim________ music.A. listening toB. is listening toC. is listeningD. listening12.Look! Tom is________ in the park and________ a good time.A. runing; havingB. running; havingC. runing; hasD. running; has13.The children________ football now.A. is playingB. are playingC. playingD. play14.- ________ your parents watching TV now? -Yes, they________A. Do; doB. Is; isC. Are; areD. Can; can15.- ________ are you________?-I'm doing my homework.A. Where; doingB. What; doC. How; doingD. What; doing16.- ________ speaking English every day? -Yes, but now I________ Chinese.A. Are you practicing; readB. Are you practicing; am readingC. Do you practice; am reading17.Please be quiet; my grandfather________.A. sleepB. sleepsC. is sleepingD. are sleeping18.Here________ one of my photos.A. isB. areC. amD. be19.It________.Take an umbrella with you.A. is rainingB. rainC. are rainingD. rains20.My father enjoys________ newspapers________ breakfast.A. watching; onB. seeing; atC. reading; atD. looking; at21.Please don’t make so much noise. The baby________ now.A. sleepsB. sleptC. will sleepD. is sleeping22. –May I speak to Mrs. Black? -Sorry, Mum can't come to the phone now. She________ a shower.A. hasB. hadC. is havingD. was having23.-Is that Danny Brown speaking? -Yes.       ?A. What's your nameB. Who are youC. Who's that 24. Don’t take the dictionary away. I________ itA. useB. usedC. am usingD. have used答案:1.C2.D3.D4.C5.B6.C7.A8.B9.B10.C11.B12.B13.B14.C15.D16.B17.C18.A19.A20.C21D22.C23.C24.C4.句型转换1.His mother often shops on Sunday.（用now改写句子） His mother________ ________ now.2.I'm reading a newspaper.（改为一般疑问句并作肯定回答）-________ you________ newspaper? -Yes, ________ ________.3.They are playing basketball now．（就画线部分提问）________ ________ they ________ now4.Mark is watching TV now.（改为否定句）Mark________ ________ TV now.5.Kang Kang is playing basketball now.（就画线部分提问） ________ Kang Kang ________ now?答案 :1.is shopping2.Are reading  I am3.What are doing4.isn’t watching5.What’t doing