You’ll have an exam soon. I think you should spend ______ time on your homework.

The man over there ________ our Chinese teacher.

—How do you study _________ a test?
—I often study _______ a group．

—      her telephone number?  —It’s 235-6548

—What’s her name?   —        .

—What’s this?   —          .
A. This is A    B. It’s A  C. That is A

. I’ve never seen ______ match before.

－Are those his friends? －________.

－Is the baseball on the bed?
－No, _______. It's _______the bed.

－Is that your bike?
－_______.It is _______my bike. It’s hers.