2. 外语
  3. Doctors warned against chewing tobacco as a ____________ (吸烟的替代品).

Doctors warned against chewing tobacco as a ____________ (吸烟的替代品).

admin2010-09-10  53
问题 Doctors warned against chewing tobacco as a ____________ (吸烟的替代品).
选项
答案substitute for smoking
解析 本题考查名词“替代品”与介词的固定搭配，substitute应该与介词for搭配使用。
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大学英语四级

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