题目内容
The medicine works more effectively ________ you drink some hot water after taking it.
| A.as | B.until | C.although | D.if |
D
句意:如果你在吃药后喝一些开水的话,这种药的效果更明显。if引导条件状语从句。
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| A.as | B.until | C.although | D.if |