21.He didn't make____ clear when and where the meeting would be held.
A. this B. that C. it D. these
22.If Newton lived today，he would be surprise by what ____ in science and technology.
A. had discovered B. had been discovered C. has discovered D. has been discovered
23.It is generally considered unwise to give a child ________ he or she wants.
A. however B. whatever C. whichever D. whenever
24. Eric received training in computer for one year，______ he found a job in a big company.
A. after that B. after which C. after it D. after this
25. Of the two sisters，Betty is one，and she is also the one who loves to be quiet.
A.a younger B.a youngest C.the younger D.the youngest
26. It's quite me why such things have been allowed to happen.
A.for B.behind C.against D.beyond
27. and happy，Tony stood up and accepted and prize.
A. Surprising B. Surprised C. Being surprised D. To be surprising
28. Send my regards to your lovely wife when you _____ home.
A. wrote B. will write C. have written D. write
29. Energy drinks are not allowed _____ in Australia but are brought in from New Zealand.
A. to make B. to be made C. to have been made D. to be making
30.Eugene's never willing to alter any of his opinions. It’s no use _____ with him.
A. to argue B. argued C. arguing D. having argued
31.Of all reasons for my decision to become a university professor，my father's advice was most important one.
A. the;a B. / ;a C. / ;the D. the;the
32. People have always been curious how living things on the earth exactly began.
A. in B. at C. of D. about
33. Tom got the first place，________ made his parents happy.
A. which B. where C. that D. at which
34.The door is _____now. It was Jack that ______it a moment ago.
A， closed，closed B. opened，opened C. close，closed D. open，opens
35. I couldn't help but ______ good-bye to him.
A. to say B. say C. saying D. said
36. Hardly ______ the railway station ______ the train _______.
A. had I reached，when，started B. did I reach，when，start
C. I had reached，than，had started D. I reached，than，started
37. There lay a ______ box in front of the window.
A. little round wooden black B. black little round wooden
C. little round black wooden D. wooden round black little
38. He insisted every minute _____ made full ______ of ____ our lesson.
A. should，used，to study B. should，use，to studying
C. is，use，study D. be，use，to study
39. They plant potatoes and tomatoes，______ corns.
A. besides B. except for C. except D. but
40. You don't think I can finish the work by myself，_________?
A. do you B. don't I C. can't I D. can I
