题目内容
_______ a pair of compasses, it is easy to describe a circle.
| A.Having | B.To have had |
| C.If you have | D.if having |
C
句意“如果你有一只圆规,画一个圆就很容易了。”选A的话,前后逻辑主语不一致。故选C。
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题目内容
| A.Having | B.To have had |
| C.If you have | D.if having |