_______ on time, this medicine will be quite effective. A．TakingB．Being takenC．
题型：不详难度：来源：
_______ on time, this medicine will be quite effective. | A．Taking | B．Being taken | | C．Taken | D．Having taken |
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答案
| C |
解析
C。this medicine 与动词take 为被动关系，故用过去分词。 |
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