2. 外语
  3. The patient suffering from a cough soon found ______ to give up smoking.

The patient suffering from a cough soon found ______ to give up smoking.

admin2012-10-27  32
问题 The patient suffering from a cough soon found ______ to give up smoking.
选项 A、it is necessary
B、necessary
C、it necessary
D、that necessary
答案C
解析 句型结构。it 在句中是形式宾语，代替不定式短语to give up smoking，不能省略。因此选择C。
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成人本科学位英语

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