Unit 1 Could you please clean your room?夏食1.记住单词词义、词性、词形变换、重点用法，熟练英汉互译；2.记住重点词组用法，熟练英汉互译，学以致用；3.掌握委婉请求或获得允许的句型表达，熟练运用学习目标导入新入新课Look at the pictures and think about their topic.文本信息新知探究新知探究could用法回顾总结用法回顾总结1.could 是_动词，是_的过去式，可以表示_.例句：这个女孩上学前识字吗？_2.could表示可能性可能性，对将来、现在或过去某种可能的推测推测.例句：这本书可能是迈克的，他喜欢看科学书籍情情态can能力能力Could the girl read before she went to school?The book could be Mikes.He likes reading science books.夏食3.could 除了表示能力、可能性，还可以表示有礼貌的提出要求或请求批准，有礼貌的提出要求或请求批准，语语气比气比can委婉，回答委婉，回答时时用用can 不用不用could.例句：Could I use your phone?No,you cant.Im waiting for an important call.4.典型例句解析(1)Could you please help out with a few things?Could you please do sth.?你能做某事吗？你能做某事吗？表示请请求求，could代替can,语气比can委婉有礼貌，回答时用can不用could.肯定回答还可以用Sure./Certainly./Yes,sure./No problem./With pleasure.否定回答还可用Im afraid not./Sorry,Im not available.(2)Could I at least finish watching this show?Could I do sth.?我可以做某事吗？我可以做某事吗？表示请求许可请求许可，肯定回答用Yes,you can.否定回答用No,you cant.文本信息标题数字等都可以通过点击和重新输入进行更改。
文字数字大小颜色参考此模板5.练习汉译英：你能把字典借给我吗？当然，给你Could you please sweep the floor?-_.I am busy babysitting my sister.A.Sorry,you cant B.Yes,sure C.Yes,I can D.Sorry,I cantCould you please lend your dictionary to me?Sure,here you are.D巩固新知巩固新知1.I think two hours of TV is enough for you.(1)two hours of TV表示时间、距离、金额、度量等词语作主语时，通常视作整体，谓语动词用单数单数形式Three years _(be)really a short time.(2)a.enough 用作形容词形容词，意为“足够的，充分的”,常用于复数名词或不可数名词前作定语练习：He has_(足够的时间）to finish his work.b.enough 用作副词副词时，意为“足够地，充分地”修饰形容词或副词，须后置后置练习：He ran fast _(足够地）to catch the bus.c.enough to do sth.足够足够.能做某事能做某事 not enough to do sth.不够不够.不能做某事不能做某事可与可与too.to.（太（太.而不能而不能.）互换）互换 练习：He is not old enough to go to school.（写出其同义句）He is _ young _ go to school.Section Aisenough timeenoughtooto夏食2.And she wont be happy if she sees this mess.（1）if 连词，意为“如果”，引导条件状语从句。
在含有if引导的条件状语从句的主从复合句中，若主句为一般将来时，if从句通从句通常用一般现在时表示将来常用一般现在时表示将来，即“主将从现主将从现”原则，同样用法的还有if的反义词unless（除非，如果不）练习：I will be very happy _ you come to my party.She wont catch up with others _ she works harder.ifunless3.I m just as tired as you are.（1）as.as.意为意为“和和.一样一样.”用于同级比较同级比较第一个as为副词，后接形容词或副词原级；第二个as为连词否定形式是not as/so.as.,意为”不如.”练习：My son is _(和你的儿子一样高）yours.A kangaroo can run _（一样快）a bus.Lesson 2 is not _（一样难）Lesson 1.Look!This house is as _ as that one.A.the most beautiful B.more beautiful C.beautifulas tall asas fast asas/so difficult asC4.For one week,she did not do any housework and neither did I.（1）neither+连系动词连系动词be/助动词助动词/情情态动词态动词+主语主语表示表示“.也不也不”例句：a.He doesnt like swimming and neither do I.b.You cant speak Japanese and neither can I.（2）neither 代词代词 意为意为“两者都不两者都不”neither of.作主语时，谓语动词作主语时，谓语动词用单数形式。
用单数形式练习：a.Neither of my parents _（be）at home.b.-Would you like the red shirt or the black one?-_.Id like the white one.（3）neither 形容词形容词 与单数名词连用，意为与单数名词连用，意为“（两者）都不的（两者）都不的”例句：a.Neither answer is right.（4）neither.nor.意为意为“既不既不.也不也不.”当连接两个并列成分作主语时，谓语动词与当连接两个并列成分作主语时，谓语动词与nor后成分一后成分一致，致，遵循遵循“就近原则就近原则”练习：a.Neither you nor I _（be）right.isNeitheram文本信息标题数字等都可以通过点击和重新输入进行更改文字数字大小颜色参考此模板5.I finally understand that we need to share the housework to have a clean and comfortable home.（1）need 此处用作实义动词实义动词，意为“需要”，此时，need有人称、数和时态的变化。
A.need+名词名词/代词代词意为意为 需要某物需要某物 Mom needs some help with the housework.B.need to do sth.意为意为 需要做某事需要做某事 In winter,you need _(wear)worm clothes.C.need doing 意为意为 需要被需要被做做主语常是物，与主语常是物，与doing 表示的动作是被动关系表示的动作是被动关系 The car needs _(repair).（2）need 还可用作情态动词情态动词，意为 需要 无时态和人称变化，常用于疑问句否定句中，后接动词原形练习：You neednt _(help)him.Need I _(do)my homework now?（3）need 还可用作名词名词 意为 需要必要 There is no need for her to come.to wearrepairinghelpdo6.My mom came over as soon as I sat down in front of the TV.（1 1）as soon as 意为意为 一一.就就.引导时间状语从句引导时间状语从句 练习：He left _he heard the news.他一听到这个消息就走了。
Ill write to you as soon as I _(get)there.（主将从现）（主将从现）as soon asget7.Could we get something to drink after the movie?（1 1）something 为复合不定代词，意为为复合不定代词，意为“某事物，某东西某事物，某东西”，常用于肯定句中，在疑问，常用于肯定句中，在疑问句和否定句中用句和否定句中用anything,但在表示请求或建议的问句中用但在表示请求或建议的问句中用something 不用不用anything练习：something anythingIs there _ important in todays newspaper?今天报纸上有什么重要事情吗？Would you like _ to drink?你想来点喝的吗？anythingsomething(2)复合不定代词复合不定代词作主语时，一律看成第三人称单数，谓语动词用第三人称单数形式复合不定代词作主语时，一律看成第三人称单数，谓语动词用第三人称单数形式a.Something _(be)wrong with your eyes.b.Nothing is impossible.复合不定代词被形容词、复合不定代词被形容词、动词不定式等修饰时，形容词与动词不定式要后置动词不定式等修饰时，形容词与动词不定式要后置 a.I have something important to tell you.b.Do you want anything to drink?c.There is nothing wrong with the radio.复合不定代词可以复合不定代词可以做主语、宾语、表语，但不能做定语做主语、宾语、表语，但不能做定语 a.There is someone outside the door.b.I dont have anything to say today.c.Is there anyone in the room?is8.Could I borrow this book?lend（主语）借出非延续性动词，不能与时间段连用lend sb.sth.lend sth.to sb.John上周把书借给了Mary。
汉译英）_borrow（主语）借入非延续性动词，不能与时间段连用borrow sth.from sb.Mary上周从John那里借了一本书汉译英）_ keep保持，保留；延续性动词，可与时间段连用Mary may keep the book for two weeks.John lent the book to Mary last week.Mary borrowed a book from John last week.文本信息标题数字等都可以通过点击和重新输入进行更改文字数字大小颜色参考此模板Section BSection B1.They should spend their time on schoolwork in order to get 。