问题

We should ________ the light when you leave the room.— Yes. We must learn how to save electricity.

A:turn up
B:turn on
C:turn off
D:turn down;

正确答案是：

同类题型

下列句子中，没有语病的一句是（）

A statue of Dr Bethune was set up in honor of the contributions he had made_____.

138. All that remained was to __________the date of the wedding.

How about eight o’clock outside the cinema?— That______________me fine.[ ]

13. The struggle