1. If you    Jerry Brown until recently， you’d think the photograph on the right was strange.

A. shouldn’t contact B. weren’t to contact C. didn’t contact D. hadn’t contacted

2. Scientists think    helps some trees to conserve water in the winter.

A. when losing leaves B. leaves are lost C. that losing leaves D. the leaves losing

3. He never hesitates to make    criticisms    are considered helpful to others.

A. so， that B. so， as C. such， that D. Such， as

4.     stereophonic phonograph records， two recordings are made of the same musical performance.

A. Creates B. Created C. The creating of D. To create

5. We’d rather you    the account tomorrow.

A. settled B. settle C. would settle D. will settle

6. There was a teapot fashioned like a china duck， out of ____ open mouth the tea was supposed to come.

A. which B. its C. that D. whose

7. There is not a conductor    resists the flow of the electrical charges.

A. which B. but C. that D. it

8. A man escaped from the prison last night， It was a long time    the guards discovered what had happened.

A. before B. until C. since D. when

9. Moreover， in the modern age    human beings， depend so much on machines， Francis Chichester had given men throughout the world new pride.

A. when B. whether C. more D. ever

10.    we have finished the course， we shall start doing more revision work.

A. For now B. Since that C. Now that D. By now

11. It    be realized that football， in its modern form， was    organized and given rules in Britain.

A. has to， initially B. should， firstly C. must， first D. ought to， initial

12. He made a long speech     his ignorance of the subject.

A. only showing B. only showed C. only to show D. only as to show

13. The mere fact    most people believe nuclear wars would be madness doesn’t mean that it will not occur.

A. what B. which C. that D. why

14. Britain’s press is unusual    it is pided into two very different types of newspaper： the quality press and the popular press.

A. in how B. in what C. in which D. in that

15. Don’t get your schedule    ； stay with us in this class.

A. to change B. changing C. changed D. change