题目内容
【题目】—I’m leaving now.
—__________ you turn off the lights and the computer.
A. To make sure B. Make sure C. Made sure D. Making sure
【答案】B
【解析】考查祈使句的用法。句意:确保你关了灯和电脑。这是一个祈使句,空后面的内容是Make sure的宾语从句;祈使句省略主语you,以动词原形开头。
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