It's a fine day. Let's go fishing, ________?

A. won't we

B. will we

C. don't we

D. shall we

They often have sports after school, ________?

A. haven't they

B. don't they

C. have they

D. do they

There was nobody in the classroom, ________?

A. wasn't it

B. wasn't there

C. was it

D. was there

Not Jack but you have met that famous pop star, ________ ?

A. hasn't he

B. have we

C. haven't you

D. have you

________ heavy rain we had yesterday!

A. What a

B. What

C. How a

D. How

Mrs. Black doesn't believe her son is able to design a digital camera, ________ ?

A. is he

B. isn't he

C. doesn't she

D. does she

________ the bad news, tears came into her eyes.

A. Heard

B. When she heard

C. On hearing

D. Having heard

He made another wonderful discovery, ________ of great importance to science.

A. I think which is

B. which I think it is

C. which I think is

D. which I think it

—The housework is too much for me, Jack.

—Sorry, but I can't help ________ it, Joan. I've got something important to do, you know.

A. do

B. doing

C. to be doing

D. having done

—Did you visit the famous museum?

—No, we ________ it, but we spent too much time shopping.

A. could have visited

B. must have visited

C. can't have visited

D. shouldn't have visited