理工类C级完型填空

　　理工类C级试卷押中题目完型填空：

　　One Good Reason to Let Smallpox Live

　　Its now a fair bet that we will never see the total extinction of the smallpox virus. The idea was to cap the glorious achievement of 1980, when smallpox was eradicated in the wild, by destroying the killer virus in the last two labs that are supposed to have itone in the US and one in Russia. If smallpox had truly gone from the planet, what point was there in keeping these reserves?

　　____51 reality, of course, it was naive to____52 that everyone would let____53 of such a potential weapon. Undoubtedly several nations still have____54 vials.____55 the last official stocks of lice virus bred mistrust of the US and Russia, ____56 no obvious gain.

　　Now American researchers have ____57 an animal model of the human disease, opening the ____58 for tests on new treatments and vaccines. So one again theres a good reason to____59 the virusjust in____60 the disease puts in a reappearance.

　　How do we____61 with the mistrust of the US and Russia? ____62 . Keep the virus____63 international auspices in a well-guarded UN laboratory thats open to all countries. The US will object, of course, just as it rejects a multilateral approach to just about everything. But it doesnt____64 the idea is wrong. If the virus____65 useful, then lets make it the servant of all humanitynot just a part of it.

　　51. A) In B) On C) At D) For

　　52. A) know B) imagine C) realize D) be aware

　　53. A) to go B) going C) go D) went

　　54. A) much B) more C) most D) a few

　　55. A) And B) While C) Whereas D) Although

　　56. A) since B) for C) because D) of

　　57. A) looked for B) sought C) found D) talked about

　　58. A) method B) road C) street D) way

　　59. A) keep B) put C) destroy D) eradicate

　　60. A) need B) case C) necessity D) time

　　61. A) handle B) tackle C) deal D) treat

　　62. A) Difficult B) Hard C) Safe D) Simple

　　63. A) under B) in C) on D) for

　　64. A) say B) mean C) state D) declare

　　65. A) will be B) would be C) is D) are

　　答案：ABCDA BCDAB CDABC