A.whichB.whenC.whatD.where
正确答案:A本题测试句法分析。后面的定语从句修饰thevitalbusiness,而从句中缺少一个主语,因此只能选择which。when和where分别表示时间和地点,作状语不能作主语;what不能引导定语从句。

A.whichB.whenC.whatD.where
正确答案:A上一篇 A. decreasing B. possessing C. inspiring D. urging
下一篇 Passage Three(31~35) Last August, Joe and Mary Mahoney began looking at colleges for thei