Generally speaking, according to the directions, the drug has no side effect. A．when taking B．when t...
2023-01-12 21:20:27 116次 2011-2012学年陕西省咸阳市高三上学期第一次月考英语题 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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