Unit 5 Nature’s temper 单元复习课件 （新教材）初中英语人教版八年级下册（2024）

这是一份Unit 5 Nature’s temper 单元复习课件 （新教材）初中英语人教版八年级下册（2024），共34页。
Unit review单元复习Nature’s temperUnit 5 英语人教版八年级下册 Lead intyphoonearthquakewildfiresnowstormflooddrought Lead in Lead in话题梳理话题：Natural disasters(自然灾害)功能：Talk about different disasters and their impact. (谈论自然灾害的种类与影响) Describe things that people do before, during, and after a natural disaster and know how to prepare for disasters(描述人类在灾害中的活动，知道如何避灾) 话题梳理Natural Disasters考点突破根据汉语意思完成句子医生警告他不要抽烟。The doctor ______ ______ ______ ______ ______.妈妈提醒我注意路上的冰。My mother ______ me ______ the ice on the road.警察告诫我们不要在这条河里钓鱼。The police warned us ______ ______ in this river.1．warn的用法warned him not to smokewarned about against fishing 考点突破 warn可以做及物动词及不及物动词使用。主要有以下用法：warn sb. (not) to do sth. 警告某人（不要）做某事例句：The teacher warned us not to be late for class.（老师提醒我们上课不要迟到。）warn sb. about sth. 就某事提醒/警告某人例句：My mother warned me about the danger of swimming in the river.（妈妈提醒我在河里游泳有危险。）1．warn的用法考点突破warn sb. against (doing) sth.含义：告诫某人提防某事/不要做某事（与warn sb. not to do sth. 可互换，against后接名词/动名词）例句：The police warned people against walking alone at night.（警察告诫人们不要晚上独自走路。）1．warn的用法考点突破warn that... 警告说……（后接宾语从句）例句：The weather report warned that a heavy rain was coming.（天气预报警告说一场大雨即将来临。）名词：warning 警告；警示例句：There is a warning sign by the lake.（湖边有一个警示标志。）1．warn的用法考点突破请将下列句子翻译成英文：1. 他拒绝早起。 He ______ ______ ______up early.2. 妈妈拒绝让我看电视。 Mom ______ ______ _______me watch TV.3. 老板拒绝了他的请求。 The boss ______ his request.2．refuse的用法refuses to get refuses to let refused考点突破 refuse含义为拒绝，主要有以下用法：用法一：refuse to do sth. 拒绝做某事 refuse后接动词不定式（to+动词原形），不能直接接动名词（doing）。例句：She refuses to help me. My father refused to buy a new bike for me. 2．refuse的用法考点突破用法2：refuse sb. sth. / refuse sth. (to sb.)含义：拒绝某人某物适用：后接名词/代词，指拒绝具体的人或事物。The teacher refused him the chance. 老师拒绝了他这个机会。I can’t refuse your gift (to you). 我无法拒绝你的礼物。2．refuse的用法考点突破翻译句子：1. 我从六岁起学习数学。 I ___________ (learn) math _______ I was six years old.2. 既然你有空，我们一起去图书馆吧。 _______ you are free, let’s go to the library together.3．since的用法have learnedsince Since 考点突破 since主要作连词、介词、副词，和时间、原因相关，用法有：表时间，意为“自从……以来” 引导时间状语从句，从句用一般过去时，主句用现在完成时（have/has + 过去分词）；从句通常是时间点（具体时刻、过去动作）。 I have lived here since 2018. She has studied English since she entered middle school. 3．since的用法考点突破表原因，意为“既然；因为”。引导原因状语从句，常放句首。例句： Since you are tired, you can go to bed early. Since it rains, we won’t go out. 3．since的用法考点突破用usual或usually填空，注意形式1. My _______ way to go to school is by bike.2. He _______ plays basketball after school.3. _______, my mother cooks dinner for us.4. As _______, they go for a walk after supper.4．usual的用法usualusualusuallyUsually考点突破 usual含义为“通常的；平常的；惯常的”，主要有以下用法：用法1：作形容词，修饰名词 例句： This is my usual breakfast. 这是我平常的早餐。 She took the usual bus to school. 她坐惯常的那班公交去上学。 He arrived at the usual time. 他在平常的时间到了。4．usual的用法考点突破用法2：常用固定搭配（中考高频）（1）as usual 意为“像往常一样；照例”例句：As usual, he got up at 6 o’clock. She went to the park as usual. （2）It’s usual for sb. to do sth. 意为某人做某事是很平常的例句：It’s usual for her to walk to school. It’s usual for us to have rice for lunch. 4．usual的用法考点突破 usual的副词形式usually（通常，常常），表示频率。修饰动词，位置一般在实义动词前，be动词/助动词/情态动词后，也可放句首（表强调）。例句：I usually get up early. She is usually late for school. Usually, we have a test on Friday. 4．usual的用法语法突破1. when和while引导状语从句的用法用when或while填空(1) I was walking in the park ______ I met my old friend.(2) ______ my father was driving, he was listening to the news.(3) The phone rang ______ she was doing the laundry.(4) ______ I opened the window, a bird flew in.whenWhenWhilewhile语法突破1. when和while引导状语从句的用法 when和while引导时间状语从句，都表示“当……时候”，核心区别在从句动词的类型和动作的持续性。when的用法（核心：动作可短可长） when引导的从句，动词可以是短暂性动词，也可以是持续性动词；常表示“当某个动作发生时，另一个动作正在进行/突然发生”。例句： I was doing my homework when the doorbell rang. When she was reading, her brother was watching TV.语法突破1. when和while引导状语从句的用法while的用法（核心：动作必须长） while引导的从句，动词只能是持续性动词（表示持续一段时间的动作）；常强调“两个持续性动作同时进行”，翻译为“一边……一边……”或“当……正在……时”。while引导的从句必须用进行时。例句：While my mother was cooking, I was washing the dishes.Tom was listening to music while he was walking home.语法突破1. when和while引导状语从句的用法 总结：当从句是短暂性动词，只能用when，不能用while；当从句是持续性动词且用进行时，when和while可以互换。例： When/While we were talking, the teacher came in. 我们说话的时候，老师进来了。 另外，while可作并列连词，表“然而”（对比两个动作），when无此用法。例如： My brother likes playing basketball, while I like reading.（弟弟喜欢打篮球，而我喜欢看书。）语法突破2. 过去进行时的用法用所给动词的适当形式填空(1) I ________ (do) my homework at 7 o'clock last night.(2) They __________ (play) basketball on the playground this time yesterday.(3) What ______ she ______ (do) when the teacher came in?was doingwere playingwasdoing语法突破2. 过去进行时的用法 定义：过去进行时表示过去某一时刻或某一段时间内正在进行的动作。 用法1：表示过去某一具体时刻正在进行的动作。常与 at 8 o’clock yesterday, at this time last night 等时间状语连用。如： He was watching TV at 8 o’clock yesterday evening. What were you doing at this time last Sunday? 语法突破2. 过去进行时的用法 用法2：表示过去某一段时间内正在进行的动作。常与 from 7 to 9 last night, the whole morning yesterday 等时间状语连用。如： They were playing football from 3 to 5 yesterday afternoon. My mother was cooking the whole morning yesterday. 用法3：两个过去进行时连用，描述过去同时进行的两个动作，常用 while 连接。如： My father was reading a newspaper while my mother was washing clothes. While Lily was singing, Lucy was dancing. 语法突破2. 过去进行时的用法基本结构肯定句：主语 + was/were + 动词-ing形式 + 其他主语为单数（I/he/she/it/单数名词）→ 用 was主语为复数（we/you/they/复数名词）→ 用 were否定句：主语 + was/were + not + 动词-ing形式 + 其他一般疑问句：Was/Were + 主语 + 动词-ing形式 + 其他？特殊疑问句：特殊疑问词 + was/were + 主语 + 动词-ing形式 + 其他？Task 1What kind of disaster did you see or hear about? What is it like? Say something about it, including what measures we should take to prevent it.I think … is very terrible. I am afraid of it because if it happens, … will be… People will … And… To prevent it from happening, we should take some measures. First, …Task 2What have you learned to protect you from an earthquake? Please give a report about it. If an earthquake happens, we have to take some actions immediately. Firstly, we should … We mustn’t… Secondly, we can… …SummarySummary（1）warn的用法（2）refuse的用法（3）since的用法（4）usual的用法（5）when和while引导状语从句的用法（6）过去进行时的用法 Homework1．Review what we learned in this unit.2．Preview Unit 6 Crossing cultures.Thank you!Unit 5