标题: prep1-24 比较问题 [打印本页] 作者: hughlv 时间: 2010-2-22 22:20 标题: 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
那么如果改成 lower than the costs 行不行?作者: prayer 时间: 2010-2-23 14:05
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