情景会话，选择正确答案。
Bob：Look, Tim! That is my mother.
Tim：____1____
Bob：She is a TV reporter.
Tim：Oh! ____2____
Bob：No, he isn't. ____3____
Tim：How interesting! ____4____
Bob：Yes.
There are 60 minutes in ________ hour..
A. a B. an C. /
My mother will buy a new bike ________ me next week.
A. to B. for C.at
When _______ you _______ to China? In 2002.
A.did come B. do come C. are coming
These are Betty’s books. ____________, please.
A.give it to her B. give them for her C.give them to her
What’s it _________.
A.in B. at C.about