八年级英语上册第3单元知识讲解

1、Unit 3【重要词汇概览】babysitat homeTibetHawaiisightseeingfishingrentplanGreecefinallydecidelakeregioncountrysideforgetWhat are you doing for vacation?v. 临时受雇照顾(婴儿)在家西藏夏威夷（美国州名）n. 观光；游览n. 捕鱼；钓鱼v. 租用；出租n. & v. 计划；设计；筹划希腊adv. 最后地；最终v. 决定；下决心；解决n. 湖；湖泊n. 地方；区域n. 乡下；农村；乡村v. (forgot, forgot forgotten) 忘记；忘却r

2、eturnParistourist【重要词组概览】go sightseeingtake walksgo fishingtake a vacationthink aboutdecide onthe Great Lakesa no-stress vacationHong Konghow longget backSan Franciscosports campgo bike ridingv. 后来；归去；归还巴黎（法国首都）n. 旅行者；游客去观光旅行去散步去钓鱼去度假考虑；思考决定五大湖（加拿大与美国之间的五个大湖）一个没有压力的假期香港多久回来旧金山（美国加利福尼亚州西部港市）运动野营骑自行车旅

3、行go campinggo hikingthe Great Wallhave a good time去野营去远足长城玩得很高兴，过得很愉快【语法知识聚焦】一、本单元学习用现在进行时表示将要发生的动作，例如：1. What are you doing for vacation?Im visiting my grandmother.When are you going?Whats she doing for vacation?She is going camping.What are they doing for vacation?They are relaxing at home.你假期准备干什

4、么？我准备去看我的奶奶。你想什么时候去？她假期准备干什么？她打算去野营。他们假期准备干什么？他们打算在家里放松一下。2. 还有一些动词的现在进行时形式表示将要发生的动作：leave, come, stay，hike 等。例如：1) My father is leaving for Shanghai next week.我父亲下周要动身去上海。2) A: Mary! Supper is ready.B: Im coming, mum.玛丽！晚饭好了。妈妈，我马上就来。3) A: What are you doing for vacation?B: Im going hiking in the m

5、ountains.你假期准备干什么？我准备去山里远足。4) Im staying home to do my homework next Sunday.下个星期天我准备待在家里做作业。二、课文注释1. go fishing同样的用法还有：go shoppinggo swimminggo bike ridinggo sightseeinggo skatinggo camping2. That sounds nice.去钓鱼去购物去游泳骑自行车去观光去滑冰去野营听起来不错。1）sound 是动词，意思是: 听起来, 发出声音：That sounds interesting.That sounds

6、great.Your idea sounds a good one.Your proposal sounds quite feasible.When the bell sounds, you must come in.听起来不很有意思。听起来太好了。你的想法听起来很好。你的提议听起来很可行。铃响时，你必须进来。2）sound 还可以作名词， 表示 “声音，响声” 例如：The light travels faster than sound.the sound of birds singing光比声音快。鸟儿歌唱的声音3. I just finished filming my last movi

7、e. 我刚刚拍摄完我的最后一个电影。filmv. 拍电影finish doing something做完某事例如：When we finished cleaning our classroom, we went home.Dont take the book away. I havent finished reading it.【综合能力检测】一根椐题意和所给的字母提示，填入正确的单词。1. A: Hows the w_ _ther there?B: Its sunny.2. A: How l_ _ _ are you staying there?B: I am staying there f

8、or three weeks.3. A: W_ _ _ _ are you going for vacation?B: Italy.4. My mother often t_ _ _ _ walks after supper.5. My father often goes f_ _ _ing by the river on Sundays.二. 连词成句1.what, doing, Mary, is, vacation, for?_?2.they, visiting, are, friends, their , next, week._.3.can, I , some, you , quest

9、ions, ask, your , about, vacation plans?_?4.we, going, to, are, Great Wall, the, morning, tomorrow_.5.how long, you, are, staying , there?_?三补全对话leaverainwithweatherhavecoolwesightseeingdovisitA: Hey, Lily. What are you doing for vacation?B: Im _1_ my uncle in London.A: When are you _2_ for London?B

10、: Im leaving the first week in October.A: Who are you going _3_?B: Im going there with my parents?A: What are you _4_ there?B: _5_ are going _6_,visiting museums and going to the beach.A: And whats the _7_ like there?B: Oh, its very beautiful this time of the year. Its sunny and _8_. Butsometimes it

11、 _9_.A: I hope youll _10 _ a good time.B: Thanks a lot.四. 用所给的词的正确形式填空。1. A: What are you doing for vacation?B: Im going fishing and swimming for vacation.A: That _(sound) nice.2. A: What are you doing there?B: Im _ (take) walks after supper in the evening.3. I dont like _ (eat) junk food.I eat it o

12、nly three _(time) a month.4. A: What did you do last night?B: I _ (watch) TV.A: How long _ you _ (watch) it?B: I _ (watch) it just for half an hour.5. A: What _ your father do on Sundays?B: He often _ (read) newspapers.五完成句子1这个星期天我准备去远足。I _ _ _ this weekend.2. 假期张力准备去游泳和骑自行车。Zhang Li is going swimmi

13、ng and _ _ _ on vacation.3. 喝牛奶会帮助我保持身体健康。Drinking milk can _ me _ healthy.4. 我正在考虑去广州度假。Im _ _ going to Guang Zhou for my vacation.5. 我决定在家里放松一下。I decide _ _ relax at home.六. 写作十一国庆节期间你准备去海南度假。请你写一个旅游计划。所给的提示词语必须都用上。During the National Dayvacationleave foron 29thby planewithstaybeachfishingshopping

14、sightseeinghelpforget._【参考答案点拨】一1. weather2. long3. Where4. takes5. fishing1. 答句是 Its sunny. 与天气有关，所以答案应该为 weather.2. 答句中有 for three weeks, 表示一段时间，应该用 How long来提问，所以答案应该为 long.3. 答案应该为 Where, 答句是表示地点的 Italy(意大利)。4答案应该为 takes, 晚饭后为休闲时间，walks 与 take 连用表示散步，主语是第三人称数。5答案应该为 fishing, 根据介词短语 bythe river,

15、onSundays, go fishing 是固定短语。二、1. What is Mary doing for vacation?2. They are visiting their friends next week.3. Can I ask you some questions about your vacation plans?4. We are going to the Great Wall tomorrow morning.5. How long are you staying there?三、1. visiting6. sightseeing2. leaving7. weather

16、3. with8. cool4. doing9. rains5. We10. have1. 答案为 visiting，与前面的 am 一起构成谓语动词 am visiting。2. 答案为 leaving, 与前面的 are 一起构成谓语动词 are leaving。4. 根椐上下文答案为 doing , 与前面的 are 一起构成谓语动词 are doing。9. but 表示意思的转折，sometimes 是一般现在时的时间状语，主语是第三人称单数，故答案为 rains.四、1.sounds2.taking3.eating/to eat, times4. watched, did, wat

17、ch, watched5. does, reads1. sounds, 此种句子用一般现在时.2. taking, 问句和答句的时态应该一致.3. eating/to eat, like doing, like to do 都表示喜欢做某事.times 表示次数, 是可数名词。 time 表示时间, 是不可数名词。4. watched, did, watch, watched，问句和答句的时态应该一致，因为谈论的是昨天晚上发生的事情，应该用一般过去时态。在疑问句中实义动词应该用动词原形。5. does, reads，often是用在一般现在时中的时间状语。五、1. am going hikin

18、g2. going bike riding3. help, stay4. thinking of5. to be3. 帮助某人做某事为： help sb. (to) do sth. 保持健康为: stay healthy, 故答案为 help,stay.5. 决定做某事为 decide to do sth. 放松 be relax。故答案为 to be。六、During the National Day Im going to Hainan for vacation with my parents.We are leaving on 29th of September. We are goin

19、g there by plane.We are staying there for about two weeks. We are going sightseeing there.We are going to the beach. We are going fishing, going shopping and so on.What wonderful vacation it is! It can help me forget all my trouble.A no-stress vacation. I cant wait. Ill be a new girl when I return t

20、o Beijing.【知识拓展天地】【答案及解析】答案：1. hope2. wish3. wish4. wish解析：wish 和 hope 都有“希望”的意思，但 hope 接 that 从句时，从句用一般现在时或一般将来时，表示一种可能实现的愿望，后面还可以接不定式，不能接带有不定式作宾语补足语的复合宾语；wish 接 that 从句时，从句谓语用一般过去时，表示一种不可能实现的愿望，还可接不定式或带有不定式的复合宾语，接“sb. +名词”时，表示祝愿。【附本单元听力材料】Section A1bConversation 1Girl 1: What are you doing for vac

21、ation, Akiko?Akiko: Im spending time with my friends.Girl 1: That sounds like fun!Conversation 2Boy 1: What are youdoing for vacation, Sharon?Sharon: Im visiting my grandmother.Conversation 3Girl 3: What are you doing for vacation, Fernando?Fernando: Im relaxing at home.2aMolly: Hey, Hector. What ar

22、e you doing for vacation?Hector: Im visiting my cousins in Canada. Im leaving on Friday.How about you, Sumi?Sumi: Im going to sports camp.Molly: Oh, cool. When are you going?Sumi: On the 11th.Molly: Sounds great.Hector: How about you, Molly? What are you doing for vacation?Molly: Im going to the beach with my family. Were leaving this weekend.Section B2aMale Reporter: Hi, Vane