________, follow the directions on the bottle carefully.A、When taken drugsB、Whe

游客2024-01-17 56

问题 ________, follow the directions on the bottle carefully.

选项 A、When taken drugs
B、When taking drugs
C、When one takes drugs
D、When to take drugs

答案 B

解析本题考查时间状语从句的变形。本句从句部分为when引导的时间状态从句，在语意明确的情况下，可以省略动作发出者，变化成when+doing结构。故选B。

转载请注明原文地址:http://tihaiku.com/zcyy/3370770.html

相关试题推荐

随机试题

最新回复(0)

NoonehadtoldSmithabout______alecturethefollowingday.A、therebeB、there