Can Amy be the chairperson of the Students’ Union?- Perhaps. She thinks she can do anything if she tries her best. She is __________enough to take the job.

“This made me feel worried” is a kind of ________ structure.

David talked with a friend of ________ on the Internet for a long time yesterday.

Do you have _________ eraser?

On February 25, 2013, Li An, a Chinese director, won the best director again. It is histime to win an “Oscar”.