Only ______according to the directions can the medicine be quite effective. A．taking B．taken C．being...
2022-12-31 07:13:51 89次 2013届吉林省高二下学期第三次月考英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Only ______according to the directions can
the medicine be quite effective.
|
A．taking
|
B．taken
|
C．being taken
|
D．having been taken
|
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