新概念英语第一册129-130课.ppt

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Ann : Look, Gary! That policeman’s waving to you. He wants you to stop. Look! (用来引起别人的注意) Look, you are crying again. Look, I was only trying to help. * Ann : Look, Gary! That policeman’s waving to you. He wants you to stop. --wave to you 向你招手 --shout to sb 向着某人的方向大声呼叫 --point to sb 指向某人 --want sb to do sth (想)要某人做某事 --He wants me to help him. --Don’t you want me to go on? 你不想要我继续下去吗 --tell sb to do sth 叫某人做某事 --ask sb to do sth 请求某人做某事 --order sb to do sth 命令某人去做某事 --wish sb to do sth 希望某人做某事 --allow sb to do sth 允许某人做某事 Policeman :Where do you think you are? On a race track? do you think 特殊疑问句中的插入语,用于征询见解或表达看法。 你认为你现在应做什么? What do you think you can do now? 你认为他是谁? Who do you think he is? 你猜我今天花了多少钱? How much do you guess I spent today? on a race track? = Do you think you are on a race track? Policeman :You must have been driving at seventy miles an hour. must 一定是(表示猜测) 其基句型结构有: 1)must + 动词原形 你一定是病了。 You must be sick. 2)must +be+ v-ing 他们一定在喝酒。They must be drinking now. 3)must +have +过去分词 表过去动作的猜测 昨晚你一定喝酒了。You must have drunk last night. Policeman :You must have been driving at seventy miles an hour. 4)must + have been+ v-ing 表示对过去某一时刻,某一时间内的动作的猜测,或过去一直到现在的一段时间内动作的猜测。 昨天晚上我给你打电话的时候你肯定在喝酒 You must have been drinking when I called you last night. 前两周你肯定在为会议做准备工作。 You must have been preparing for the meeting in the last two weeks. Policeman :You must have been driving at seventy miles an hour. 表示速度用at. 以每秒1000英里的速度 at 1000 miles a second 以每分钟100米的速度 --at 100 meters a minute 以每小时70英里的速度 at seventy miles an hour = --at the speed of seventy miles an hour. --a(an) = per 每 --at 200 kilometers per hour 以每小时200公里的速度 GARY:I can’t have been. = I can’t have been driving at seventy miles an hour. can’t (must表猜测时的否定形式)不可能 他不可能在伦敦,我今儿早还在这见到他的。 He can’t be in London. I saw him here only this morning. 你不可能在家,我都能听见火车的声音。 You can’t be at home. I can hear the noise of the t

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