238. Dental caries and gingivitis can be exacerbated not only by the foods patients eat but also by when the patients eat them.(A) not only by the foods patients eat but also by when the patients eat them (B) by not only the foods patients eat but also by when the patients eat them (C) not only by the foods patients eat but also by time when the foods are eaten (D) by not only the foods that are eaten by patients but also by the times the foods are eaten (E) not only by what patients eat but also by when they eat it 我覺得(e)中it 沒有清處的referent.所以當初我沒選定(e).那知答案就是(e).到底為啥? (c)不好嗎?
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发表于 2003-12-29 12:49:00
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