—What was the teacher doing at that time?
—He        lessons at school.

--- I called Nina several times, but she didn’t answer.
--- Of course, she ____________ London for a visit.

Many old buildings near the river     next year and a beautiful park will appear.
A. will pull down          B. are pulled down           C. will be pulled down

—Where’s your brother? I haven’t seen him for several days.
—He     Tibet for holiday.
A. have been to          B. has gone to           C. went to

     the girl was walking down the street, the alien     into a store.
A. Until; went          B. While; went           C. While; was going

—Where     you last weekend?  —I____ at my uncle’s home.
A. are, am              B. were. am             C. were. was

The writer told us that he________ a great number of short stories in the last few years.

By the end of 2011, all of China’s public art galleries(畫廊)________free to enter.

— Could I clean the bedroom for you?
— No, thanks. I            it myself.

— The 2010 Asian Sports Meet            this November in Guangzhou.
— Yes. I wish Chinese players will do well.