—I find the more we study, the more difficulty we have _______ out Maths problems.—Oh, I agree with you. Maths is more and more difficult.
Sun Tiantian , _______ , is a professional tennis player from Zhengzhou.
A: How many students can you see in the reading room? B: _______________.
I am afraid there’s ____________with the computer. Can you come and have a look?
What does Mr. Liu usually ___________when he is at school?
It’s not my blouse. It may be _______________.