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He is supposed to come at eight, but as a matter of fact he never comes before nine.(他应该在八点钟到此的,但事实上他从来没有在九点以前到过。)
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You are supposed to be here at eight every day.(你须每天八点钟来此上班。)
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You are supposed to read this to the class. It’s from the library.(这是个图书馆的通知,请念给你班上的学生听。)
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When the bell rings,we’re supposed to go!(铃子一响,我们就走。)
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(2)=be obligated to,有应该那样做成的义务:
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He is not supposed to clean the table.(他没有收拾吃饭桌子的义务〔因为他是客人〕。)
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Everybody is supposed to know the law.(人人有明了法律的义务。)
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You are not supposed to shine the shoes for me.(你没有替我擦皮鞋的义务。)
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英文疑难详解 154.Do you know who he is?和 Who do you think he is?
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(a)Do you know who he is?
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(b)Who do you think he is?
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上面这两个问句,同是问 who he is,为何(a)要把 who 置于动词之后,而(b)又置于动词之前呢?
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【解答】英文的问句可大别为两类,一类是要用 Yes 或 No 来回答的,一类是不可以用 Yes 或 No 来回答的,(a)便是前者,(b)便是后者。
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(a)你知道那人是谁吗?
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回答不外是: Yes, I do.或 No, I don’t.
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(b)你以为那人是谁?
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回答可以作:我以为是张三,或我以为是李四。
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(a)句中的 who he is 一个子句( Clause)是 Do you know 的宾语( Object),但(b)就等于问 Who is he?一样,do you think 是插入句,所以回话只能说 I think he is John (或 Charles 等)。
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现在让我们再来研究下列各例,对文法就会更加明白了:
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Where did he find it?(那是他在哪里找到的?)
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(a)Do you know where he found it?(你知道他是在哪里找到那个的吗?)
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(b)Where do you think he found it?(你以为他是哪里找到那个的呀?)
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Which way did he go?(他走哪条路去的?)
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