考博习题练习
| 考博易错题（2018/7/4） |
| 第1题：In the first sentence, "to become commercially available" means ______.
A．this procedure is available only on the market B．this procedure can be used in producing better farm animals C．This procedure can be used to promote business D．People such as farmers can use this procedure in their production |
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| 第2题：A．much more
B．quite a few C．many fewer D．many more |
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第3题： 
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| 第4题：The author mentions Kleck, kott, andBellesiles mainly to ______.
A．illustrate the influence they have on the issue of gun control B．refute the claim that private ownership of firearms will deter violent crimes C．support the thesis that gun ownership leads to more violence D．demonstrate why research methods should be improved in the study of the gun ownership history |
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| 第5题：Business in this area has been ______ because prices are too high.
A．prosperous B．secretive C．slack D．shrill |
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