It's 11: 00 pm now, but the light in Peter's room is still on. He must have forgotten _______ before going to bed.

题型：单选题题类：常考题难易度：普通

2016年新目标英语中考知能综合检测六：八年级上册 Units 1-3

A、turn it on B、to turn it on C、turning it off D、to turn it off

举一反三

-What a pity! We have to __________ our sports meeting.

﹣ Dear me! It's dangerous.

—Don't forget it here tomorrow,please.

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