Generally speaking, ______ according to the directions, the drug has no side effect. A. when taking ...
2023-01-22 03:00:16 65次 2013届河北省高二上学期期中考试英语试题 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Generally speaking, ______ according to the directions, the drug has
no side effect.
A. when taking B. when taken C. when
to take D. when to be taken
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