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prep1-24 比较问题
Employment costs rose 2.8 percent in the 12 months that ended in September, slightly less than they did in the year that ended in the previous quarter.
(A) less than they did
(B) less than it did
(C) less than they were
(D) lower than
(E) lower than they were
答案A
为什么E不对呢?有什么依据说明这样的句式里只能比较动作rose而不能比较costs吗? |
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