______ it is very late he is still studying in his bedroom.—Sure. We should learn from him.

The number of people in their class _______51.

toask questions at the end of the lecture

It’s_____belief that parents have to spend nearly 500, 000 yuan bringing up a child in Chinanowadays[ ]

Diaoyu Island belongs to China.—Surely it does! We Chinese will never it up.