To be on the safe side, we should fill up the tank now, because we ______ run o
题型：不详难度：来源：
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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答案
| B |
解析
| to be on the safe side为慎重起见。might表示可能性推测。 |
举一反三
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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It was playing computer games that cost the boy plenty of time he ____ doing his lessons.| A．might have spent | B．ought to have spent | C．must have spent | D．could have spent |
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John promised his doctor he ________ not smoke, and he has smoked ever since.| A．might | B．should | C．could | D．Would. |
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Thank you for all your hard work last week. I don’t think we _____ it without you. | A．can manage | B．could have managed | | C．could manage | D．can have managed |
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It is usually warm in my hometown in March, but it _____ be rather cold sometimes.| A．must | B．can | C．should | D．would |
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