Nicolaus Copernicus’ discovery about the universe is ______, which ______later achievements in astronomy science.

　 A. ambitious; gave birth to B. enthusiastic; resulted in C. obvious; resulted in D. revolutionary; led to

In this factory, suggestions often have to wait for months before they are fully _____.

　　A. admitted B. acknowledged C. absorbed D. considered

It is fairly common in Africa for _______ a group of musicians surrounded by others who also join in the performances.

A. there are　 B. there being　 C. there to be　 D. there be

She has been looking forward ___________ to Shanghai for a long time.

A. to come 　　　　 B. of coming 　　　 C. to coming 　　 D. came

In case of emergency, whether knowing how to apply first aid or not really ________ in matters concerning wounds like swollen wrists, broken arms, burns, cuts, and so on.

　　 A. makes difference　 B. makes a difference　 C. makes differences　 D. makes different

The results of this research can______to new developments in technology.

　　 A．be applied　 B．be appealed　 C．be accustomed　 D．be added

Kathy _____ a lot of Spanish by playing with native boys and girls.

A. picked up　　 B. took up　　 C. made up　　 D. turned up

--What is the model plane like?

--Well, the wings of the plane are___________ of its body.

A. more than the length twice　　　　 B. twice more than the length

C. more than twice the length　　　　 D. more twice than the length

There was a lot of fun at the football match. You ___have come, but why didn’t you?

　 A. must　　 B. shouldn’t　　 C. needn’t　　　 D. ought to

_______, he cried aloud.

A. All at once　　　　　　 B. Once in a while　　　　 C. Generally　　 D. All in all