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Unit 10Youre supposed to shake hands.,第三课时Section A(Grammar Focus4c)单元同步语法精讲精练,a bit意为“有点儿，一点儿”，相当于a little bit/a little。 eg：Your article is a bit long.你的文章长了一点儿。 【辨析】a little与a bit 两者都可作状语，修饰比较级。 eg：He is a little/a bit older than you.他比你稍大一点儿。 两者都可作主语或宾语。 eg：Please give me a bit/a little.请给我一点儿吧。 两者前置修饰名词时，a little后可直接接名词，a bit必须加of后才能接名词。 eg：a little moneya bit of money一点儿钱 【注意】not a little意为“很，非常”，相当于very (much)。 not a bit意为“根本不，一点儿也不”，相当于not.at all。,当be supposed to.的主语是“物”时，意为“本应，本该”，用于表示某事本应该发生而没有发生。 eg：The meeting is supposed to take place on Tuesday， but we have to put it off.这个会议本应在星期二举行，但我们不得不把它推迟了。 The train was supposed to arrive half an hour ago.火车本应在半小时之前到达。 be supposed to.还可用于表示“被认为；被相信是”。 eg：They are supposed to be very clever.他们被认为很聪明。 This house is supposed to be his.这所房子被认为是他的。,be supposed to.的否定结构为be not supposed to.，它常用于口语中，意为“不被许可；不应当”。 【注意】suppose作谓语时，后面的宾语从句如果是特殊疑问句，特殊疑问词应提到句首。这样的词还有think，believe等。 eg：Who do you suppose runs fastest？你认为谁跑得最快？,一、单项选择。 1Henry，you _ tell the teacher if you need to leave the classroom. Sorry，sir. Aare supposed toBare surprised to Care afraid of Dare interested in 2John，you are _ to tell your parents you will stay out late. Dont worry.I have already phoned my mother about it. Asupposed Bafraid Cwilling Dexcited 3We are supposed _ animals.They are our close friends. Aprotect Bto protect Cprotecting Dto be protected,A,A,B,二、按要求完成下列句子。 4I suppose he will be back in half an hour.(改为否定句) I _ suppose he _ be back in half an hour. 5Parents should let their children know some good manners.(改为同义句) Parents _ _ _ let their children know some good manners. 6She is supposed to dress up for the evening party.(改为否定句) She _ _ to dress up for the evening party. 7The Chinese are supposed to shake_hands when they meet.(对画线部分提问) _ _ the Chinese _ _ _ when they meet? 8青少年应该敢于质疑。 Teenagers are _ _ be brave enough to ask questions.,dont,will,are supposed to,isnt supposed,What are,supposed to do,supposed to,本课时其他知识点精讲精练,take off 脱下(衣服)；摘下 其反义短语为put on，意为“穿上；戴上”。 (飞机)起飞 worth形容词，意为“值得；有价值(的)”，常用于以下结构中： be worth doing sth. 值得做某事 be worthn. 价值,1You must take the _ (护照) with you when you go abroad. 2My friend used to live in a village which is near the _(海岸) 3The teacher wrote some words on the blackboard with a piece of _ 4Summer is my favorite _I can go swimming with my friends. 5Dont forget to _ at the door before entering the meeting room. 6Jims hometown is in the _ (north) part of the country. 7I dont know much about the table _ (manner) of France. 8The storybook is well written and it _(值得一读) 9The plane will _ (起飞) in five minutes. 10There are some dirty things on the table.Please _(把它们擦掉),passport,coast,chalk,season,knock,northern,manners,is worth reading,take off,clean them off,
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