2. 外语
  3. As a result of the crisis, the government is urging people to be______with energy.

As a result of the crisis, the government is urging people to be______with energy.

admin2011-04-07  62
问题 As a result of the crisis, the government is urging people to be______with energy.
选项 A、economical
B、economy
C、economic
D、economics
答案A
解析 该题是词汇题，考查同词根词汇的辨析。四个选项的词根是economy。选项A是形容词，主要意思是“节俭的、节省的”，如：My new car is economical of fuel．我的新汽车节省燃料。选项C也是形容词，主要意思是“经济(上)的、经济学的”，如：an economic blockade经济封锁。选项D是名词，意思是“经济学”。因此，根据题意，选项A为最佳答案。
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