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