1.Our research has focused on a drug which is so _A as to be able to change brain chemistry .

　　A. powerful B. Influential C. monstrous D. vigorous

　　2. He was completely D_ by the robber' s disguise.

　　A. taken away B. taken down C. taken to D. taken in

　　3.Difficulties and hardships have _A _ the best qualities of the young geologist.

　　A. brought out B. brought about C. brought forth D. brought up

　　4. Our modem civilization must not be thought of as C_ in a short period of time.

　　A. being created B. to have been created C. having been created D. to be created

　　5. Even if they are on sale, these refrigerators are equal in price to, if not more expensive than, D_ at the other store.

　　A. anyone B. the others C. that D. the ones

　　6. The bank manager asked his assistant if it was possible for him to _A _ the investment plan within a week.

　　A. work out B. put out C. make out D. set out

　　7. He knows little of mathematics, and B_ of chemistry.

　　A. even more B. still less C. no less D. still more

　　8. The students expected there _D_ more reviewing classes before the fanil exam.

　　A. is B. being C. have been D. to be

　　9.They knew that it is a criminal A_ to sell pirated videos on the street.

　　A. offense B. Offend C. Compare D.doctoral

　　10.Violence and crime are C features of city life.

　　A. overcome B. overwhelming C. pervasive D.conclud