题目内容
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 |
B
to be on the safe side为慎重起见。might表示可能性推测。
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题目内容
| A.could | B.might | C.would | D.must |