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1、Unit 3 Could you please clean your room?知识点复习词汇精讲1. pass作动词，意为“通过；传递” The school bus passed our garden.【拓展】常用短语pass sb. sth. 递给某人某物pass on to 传递给pass by 从旁边经过pass away 去世作名词，意为“关口；及格”The school has a 90% pass rate (= 90% of students pass their exams).【拓展】辨析pass, past, passedpast 介词，意为“经过；过”，用法：walk
2、past 走过passed 形容词，意为“过去的”；pass 的过去式【活学活用】根据句意，用past, pass的适当形式。1 Please _ me the salt, Bill. OK.2 Work harder and youre sure to _ the exam. 3 My classes begin at five _ eight.4 In the _ few years, he has made some great action movies.2. borrowlendkeepreturnborrow 动词，意为“借入，借来”，用法：borrow sth. from sb.
3、 向某人借某物I often borrow books from the library. lend 动词，意为“借给，借出”，用法：lend sth. to sb. = lend sb. sth. 把某物借给某人I lend my book to Lily. =_keep 动词，意为“保存，借”，用法：keep sth. for + 一段时间 借某物一段时间How long can I keep this book? For two weeks. return 动词，意为“归还；返回”，用法：keep sth. for + 一段时间 借某物一段时间If you cant return the
4、 book on time, you must renew it.【活学活用】根据句意，用borrowlendkeepreturn适当形式和适当的介词填空。1 Could you _ me your bike,Tom? OK. And you can _ it _a week.2 The car was not _ on time, then was reported stolen.3 Can I _ your dictionary? Sorry. Ive _ it _Linda.3. waste作不可数名词，意为“浪费，废物，垃圾”，固定结构: a waste of time 浪费时间作及物
5、动词，意为“浪费”，用法： waste time/money on sth./in doing sth.作形容词，意为“无用的，浪费的，荒废的”【活学活用】写出下列句子中waste的词性及意思。1 Why waste money on clothes you dont need?()2 The report is critical of the departments waste of resources. ()3 The car was found on a piece of waste ground. ()4. depend作不及物动词，意为“依靠、依赖、取决于”，通常与介词 on, up
6、on 连用，用法：depend on/upon某人或某物 Whether well go camping depends on the weather. depend on/upon 从句 Our success depends on whether everyone works hard or not. It (all) depends. /That depends. （常用于口语中）【词汇拓展】adj. dependent 依靠的，依赖的n. dependence 依靠，依赖反义词 adj. independent 独立的n. independence 独立5. while作连词，意为“当
7、时候，和同时”。例如：Our friends arrived while we were having dinner. 作并列连词，意为“而，然而”，表示两者之间的对比。例如：I like listening to music, while my brother likes doing sports.6. provideoffergive词条词义用法provide动词，提供，供给(指为应付意外、紧急情况做好充分准备)provide sth. for sb. = provide sb. with sth.offer动词，自愿给予(强调主动提供)offer sb. sth.= offer sth.
8、 to sb.give动词，给，给予 give sb. sth.= give sth. to sb.【活学活用】根据句意，用provideoffergive适当形式填空。1 I hope you can _me _ some information about the holiday.2 He offered _ me a lift home.3 The little girl _ her seat _the old man on the crowded bus just now.7. since作介词，意为“从以来，自从之后”。例如：She has been in Wuhan since f
9、our years ago. 作连词，可以意为“因为，既然，由于”。例如：Since you are so sure of it hell believe you.8. as a result动词短语，意为“因此；结果”，在句中作状语。例如：The traffic was very heavy and as a result we didnt arrive on time.【拓展】as a result of意为“由于，因为，作为的结果”We cant go out as a result of the heavy rain. 句式精讲1. Could you please clean you
10、r room?情态动词could 的用法表示能力或许可，意为“能、会”，could是can的过去式。He could write poems when he was 10. 表示请求和允许，意为“可以”，在疑问句中，表示委婉的语气，此时could没有过去式的意思。Could I use your pen? Yes, of course you can. 2. They should in order to get good grades and get into a good university.in order to 意为“为了”，后接动词原形构成不定式结构在句子中作目的状语，否定形式：i
11、n order not to。in order to可以和so as to 互换，但后者不能放在句首。In order not to be late, you should go now. in order to+动词原形可以转换成in order that+从句He did anything in order to make money.= He did anything in order that he could make money.3. For one week, she did not do any housework and neither did I.neither +be动词
12、/助动词/情态动词+主语，意为“也不”，指后者与前者具有相同的情况，但是表示否定意义的相同。例如：Mary doesnt like singing. Neither do I. so+ be动词/助动词/情态动词 + 主语，意为“也不”，表示肯定意义的相同Mary likes singing. So do I. 【拓展】neither的用法作形容词，意为“两者都不”，后跟名词单数，谓语动词常用单数形式。Dont argue! Neither answer is right.作代词，意为“两者都不”，可与介词of 连接，构成 “neither of +名词/代词”结构，也可单独作主语。作主语时，
13、谓语动词一般用单数形式。Neither of them wants to go to the Great Wall.他作连词，常用于 “neither nor ”结构，表示 “既不.也不.”，用来连接两个并列成分，连接两个并列主语时，谓语动词要采用“就近原则”。Neither he nor I am learning to draw .【活学活用】根据句意用适当形式填空。1 _ Lucy nor Alice can go dancing with you, because they must stay at home on school nights.2 Which would you like,tea or off? _, thanks, Im not thirsty.3 Jim can swim,and _ (我也会).4 Id love to go hiking with you, but I have much homework to do.If you dont go, and _ (我也不会).4学科网（北京）股份有限公司
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