题目内容

流动性偏好理论的基本观点是投资者并不认为长期债券是短期债券的理想替代物。( )

A. 对
B. 错

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用现金流贴现模型计算股票内在价值时,当计算内部收益率大于必要收益率时可以考虑购买这种股票。( )

A. 对
B. 错

One Good Reason to Let Smallpox LiveIt’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. 1 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 one 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, the let’s make it the servant of all humanity—not just a part of it. 58()

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

驾驶机动车时,长时间左臂搭在车门窗上,或者长时间右手抓住变速器操纵杆球头,是一种驾驶陋习。

A. 对
B. 错

重新定义主关键字需要先删除_______________,然后再定义_______________。

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