I wanted to explain,           she didn’t give me any chance.

         A. and                                  B. but                             C. so

 —The dictionary is a useful           for understanding new words.

—I think so.

A. secret                               B. tool                          C. way

 —Where is your mother?

—She’s not in. She           to the supermarket.

A. have been                      B. has gone               C. has been

—Please don’t draw on the wall.

—         .

A. It’s very kind of you           B. OK, I will                    C. Sorry, I won’t 

I sit in the front of the classroom           hear clearly.

A. so that                          B. in order to                 C. in order that

 —It’s one o’clock now. I must go.

—It’s raining outside. Don’t leave           it stops.

A. when                                         B. since                                C. until

 —Have you ever been to Shanghai?

—Yes, I           there last week.

A. went                         B. have gone                C. go

—Can you give me           on how to learn math well?

—Oh, I’m weak in math, I think you can ask Tom for help.

—Thank you all the same.

A. some advice              B. some advices            C. any advice

 —Has Li Hong gone to the library?

—Pardon?

—I asked           the library.

A. if Li Hong had gone to B. if had Li Hong gone to         C. Li Hong had gone to

 —It’s our duty to           homeless people in earthquake areas           food and clothes.

—I agree with you. We should do something for them.

A. provide, of               B. provide , with             C. provide , for