题目内容
（请给出正确答案）
A.wiped out
B.reached out
C.worked out
D.hung out
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更多“Smallpox（）, which used to be a severe epidemic disease, has been completely ________.”相关的问题
One Good Reason to Let Smallpox Live
It's now a fair bet that we will never see the total extinction(灭绝) of the smallpox(天花) virus. When smallpox was completely got rid of in the world, scientists wanted to 【51】______ the killer virus in the last two labs—one in the US and one in Russia. They asked: If smallpox has truly gone from the planet, 【52】______ point was there in keeping these reserves？
In reality, of course, it was naive to 【53】______ that everyone would let go of such a powerful potential weapon. Undoubtedly several nations still have 【54】______ vials (小药瓶). And the last "official" stocks of live virus bred mistrust of the US and Russia, 【55】______ no obvious gain.
Now American researchers have 【56】______ an animal model of the human disease, opening the 【57】______ for tests on new treatments and vaccines (疫苗). So once again there's a good reason to 【58】______ the virus—just in 【59】______ the disease puts in a reappearance.
How do we 【60】______ with the mistrust of the US and Russia？ 【61】______. Keep the virus 【62】______ international support in a well-guarded UN laboratory that's open to all countries. The US will object, of course, just as it 【63】______ a multilateral (多边的) approach to just about everything. But it doesn't mean the idea is 【64】______. If the virus is useful, then let's 【65】______ it the servant of all humanity, not just a part of it.
A．destroy
B．improve
C．change
D．transport
One Good Reason to Let Smallpox Live
It's 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 it — one 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 potent potential weapon. Undoubtedly several nations still have(54)vials.(55)the last "official" stocks of live 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 once again there's a good reason to(59)the virus — just 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 that's open to all countries. The US will object, of course, just as it rejects a multilateral approach to just about everything. But it doesn't(64)the idea is wrong: If the virus(65)useful, then let's make it the servant of all humanity — not just a part of it.
A．In
B．On
C．At
D．For
Which of the following statements does NOT refer to smallpox？
A．Previous projects had failed.
B．People are no longer vaccinated for it.
C．The World Health Organization mounted a worldwide campaign to eradicate the disease.
D．It was a serious threat.
The fear of smallpox, which terrorized the eighteenth century, has no __________ today.
A．monopoly
B．successor
C．analogy
D．substitute
One Good Reason to Let Smallpox Live
It's 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 it -- one 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 potent potential weapon. Undoubtedly several nations still have(54)vials.(55)the last "official" stocks of live 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 once again there's a good reason to(59)the virus -- just 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 that's open to all countries. The US will object, of course, just as it rejects a multilateral approach to just about everything. But it doesn't(64)the idea is wrong, ff the virus(65)useful, then let's make it the servant of all humanity -- not just a part of it.
A．In
B．On
C．At
D．For
A.wiped out
B.reached out
C.worked out
D.hung out
下面的短文有15处空白，请根据短文内容为每处空白确定一个最佳选项。
One Good Reason to Let Smallpox Live
It's now a fair bet that we will never see the total extinction (灭绝) of the smallpox (天花) virus. When smallpox was completely got rid of in the world, scientists wanted to (51) the killer virus in the last two labs - one in the US and one in Russia. They asked: If smallpox has truly gone from the planet, (52) point was therein keeping these reserves？
in reality, of course, it was naive to (53) that everyone would let go of such a powerful potential weapon.Undoubtedly several nations still have (54) vials (小药瓶). And the last "official" stocks of live virus bred mistrust of the US and Russia, (55) no obvious gain.
Now American researchers have (56) an animal model of the human disease, opening the (57) for tests on new treatments and vaccines (疫苗). So once again there's a good reason to (58) the virus -just in (59) the disease puts in a reappearance.
How do we (60) with the mistrust of the US and Russia？ (61) . Keep the virus (62) international support in a well-guarded UN laboratory that's open to all countries. The US will object, of course, just as it (63) a multilateral (多边的) approach to just about everything. But it doesn't mean the idea is (64) . If the virus is useful, then let's (65) it the servant of all humanity - not just a part of it.
51 A destroy B improve C change D transport
Which of the following is the best title for the passage？
A．World Health Organization
B．Eradication of Smallpox
C．Smallpox Vaccinations
D．Infectious Diseases
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