Claim: Country Xs government lowered tariff barriers because doing so served the interests
A. Foreign companies did benefit when Country X lowered tariff barriers, but consumers in Country X benefited just as much.
B. In the period since tariff barriers were lowered, price competition among importers has severely limited importers" profits from selling foreign companies" products in Country X.
C. It was impossible to predict how Country X"s economic reforms, which included lowering tariff barriers, would affect the economy in the short term.
D. Many of the foreign companies that benefited from Country X" s lowering tariff barriers compete fiercely among themselves both in Country X and in other markets.
E. Although foreign companies benefited when Country X lowered tariff barriers, there is no other evidence that these foreign companies induced the change.
查看答案
为了节省篇幅或使意思明确，引用者可以对引文作一定限度的增删。()
判定研究选题的学术价值，要看该选题是否针对前人研究没有解决的问题，是否可能在前人的基础上推进学科的发展。()
The number of hospital emergency room visits by heroin users grew by more than 25 percent
A. Those who seek medical care because of heroin use usually do so in the later stages of addiction.
B. Many heroin users visit hospital emergency rooms repeatedly.
C. The number of visits to hospital emergency rooms by heroin users is proportional to the incidence of heroin usage.
D. The methods of using heroin have changed since 1980, and the new methods are less hazardous.
E. Users of heroin identify themselves as such when they come to hospital emergency rooms.
微信支付 
支付宝支付