I found a strange stone ________ accident when we climbed the mountain yesterday.

A. by

B. with

C. about

D. from

I ________ go to bed until the TV play was over.

A. don't

B. wasn't

C. didn't

D. haven't

What is the most popular drink ________ the world

A. to

B. on

C. at

D. in

This painting ________ to a museum in New York in 1997.

A. sells

B. sold

C. was sold

D. were selled

My house ________ in 1986. We have lived there for almost ten years.

A. was built

B. has built

C. is built

D. were built

Both Zhang Hua and Wu Dong ________ to the party yesterday.

A. had invited

B. was invited

C. were invited

D. invited

He studied hard but he still ________ .

A. is enough good

B. is good enough

C. isn't good enough

D. good enough is

Tom plays basketball every day. He likes ________ it very much.

A. playing

B. plays

C. played

D. to play

I want to know ________ invented the flying disk.

A. where

B. who

C. When

D. how

I think science is ________ subject at school.

A. important

B. more important

C. most important

D. the most important