2. 外语
  3. The ______ of seawater into drinking water is a complicated problem.

The ______ of seawater into drinking water is a complicated problem.

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问题 The ______ of seawater into drinking water is a complicated problem.
选项 A、conversion
B、conjecture
C、concession
D、contraction
答案A
解析 词辨义。conversion意为“转变”，如：address conversion(地址转换)；conjecture意为“猜测”，如：The rumor raised much conjecture．(谣言引起很多猜测。)concession意为“让步”，如：The boss’s promise to increase the workers’ pay was a concession to union demands．(老板答应提高工人们的工资是对工会提出的要求所做的让步。)contraction意为“缩短”，如：economic contraction(经济萎缩)。根据题意，应选A)。
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大学英语六级

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