“Do you think he is lazy?” “I _________ so once, but I don’t now.”A．may have tho
题型：不详难度：来源：
“Do you think he is lazy?” “I _________ so once, but I don’t now.”| A．may have thought | B．can have thought | C．may think | D．might think |
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答案
| A |
解析
| 从答话人的语境可知，空格处的意思“曾经这样想过”，即对过去情况作推测，故应用“情态动词+动词完成式”；又因为 can 表推测不用于肯定句，故选A。 |
举一反三
You _________ be right, but I don’t think you are.| A．can | B．could | C．must | D．should |
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Mike is often absent from class.” “Tell him he _________ answer for it if he goes on behaving like that.”| A．shall | B．will | C．would | D．can |
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--- I hear you have written a novel.
--- Yes, the book ______ come out in a month or so.| A．can | B．must | C．should | D．would |
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To be on the safe side, we should fill up the tank now, because we ______ run out of gas on the way.| A．could | B．might | C．would | D．must |
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It’s unbelievable that such a small girl ____ have so much knowledge about computer.| A．could | B．would | C．should | D．might |
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