2. 外语
  3. The article suggests that when a person______ under unusual stress he should be especially careful to have a well-balanced diet

The article suggests that when a person______ under unusual stress he should be especially careful to have a well-balanced diet

admin2009-01-05  69
问题 The article suggests that when a person______ under unusual stress he should be especially careful to  have a well-balanced diet.
选项 A、is
B、were
C、be
D、was
答案A
解析 本题中所填谓语动词是宾语从句中时间状语从句中的谓语动词，不受主句谓语动词的影响。由于该时间状语从句表示的是一种客观情况，因此选用一般现在时。例如：Life has a value only when it has something valuable as its object．当一个人的人生目标有价值时，人生才具有价值。 It ‘s the artist’s job to create sunshine when there is n’t any．在没有阳光的时候创造出阳光来，这是艺术家的职责。
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