题目内容
Why is so silent in the room? He ________ asleep now．
should be
must be
must have been
should have been
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If you take care notice in some places, you will |
(1) ______ |
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see the fact most smokers are young people and even |
(2) ______ |
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some are middle school students．It is said that |
(3) ______ |
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in China the number of the people smoked is about |
(4) ______ |
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45%．Why is so many people smoke? Some |
(5) ______ |
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think that smoking is pleasure, some believe that |
(6) ______ |
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they can refresh themselves by smoking．In a fact, |
(7) ______ |
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smoking is a bad habit, that does great harm to |
(8) ______ |
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people' s healthy．The study of smoking shows that |
(9) ______ |
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many kinds of disease have nothing to do with smoking． |
(10)______ |
Why is so silent in the room? He _________asleep in the room.
| A．should be | B．must be | C．must have been | D．should have been |