23.The snails are going to leave their old house and move to a new ___. A. ones B. one ...

17.I’m not ___for typing, but I can learn. A. able B. capable C. competent D. competently ...

18.Being ___ time and equipment, they are not able to finish their task in time. A. shorted of B. shorting C. short of D. short ...

12.Well, let’s put our heads together and find ___ to the problem. A. an answer B. a way C. a solution D. a method ...

6.The chair can also ___ a bed. A. forms B. works in C. function as D. behaved as ...

25.An ___ between parents regarding the rearing of their children often goes on for years. A. controversy B. argument C. debate D. dispute ...

19.There is little chance that mankind would ___ a nuclear war. A. retain B. edure C. survive D. maintain ...

1.___ man can now create radioactive elements, there is nothing he can do to reduce their radioactivity. A. As B. Whether C. While D. Now that ...

14.We ___ so far ten passages. A. cover B. covered C. are covering D. have covered ...

8.I wish I ____ able to tell him all about it last night. A. was B. were C. had been D. should be ...