39.Your _______ for this paper is too long to be accepted.

A. entrance B.guidance C.abstract D.represent

40.Water is as _______ to fish as air is to man.

A. obvious B.basin C.indispensable D.constant

41.His proposal is very _______. We do not need any explanation.

A. concrete B.loyal C.grey D.draft

42.This is a _______ computer, which we just bought for our research.

A. detective B.luggage C.digital D.grave

43.The two pictures are _______. We don’t know which is the copy.

A. identical B.likely C.limited D.resemble

44.If you don’t want to wash your jacket, you may send it to a _______.

A. participant B.planet C.laundry D.ribbon

45.If the _______ in the test is too small, we can not get a good result.

A. sample B.percent C.leisure D.flight

46.I am very _______. You may tell me your suggestion.

A. fog B.debate C.culture D.flexible

47.This is a very big hotel and it can _______ more than 1,000 people.

A. accommodate B.display C.faint D.loaf

48.Professor Li _______ in doing his experiment for nearly ten years.

A. insisted B.piled C.persisted D.split

49.The new plan is _______ and everybody present agrees with it.

A. feasible B.adventure C.appendix D.camel

50.Please be _______. Your question is too general.

A. limited B.narrow C.specific D.thorough

答案:
1.D 2.A 3.D 4.D 5.A 6.D 7.D 8.A 9.C 10.C 11.D 12.D 13.C 14.A 15.A 16.B 17.A 18.C 19.D 20.D 21.C 22.B 23.B 24.D 25.D 26.B 27.A 28.D 29.B 30.B 31.A 32.A 33.A 34.B 35.B 36.A 37.A 38.B 39.C 40.C 41.A 42.C 43.A 44.C 45.A 46.D 47.A 48.C 49.A 50.C

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