题目选项分析

比较两个句子语法结构语义，选出最佳答案：

Despite a growing population, in 1998 the United States used 38 billion fewer gallons of water a day than were used almost 20 years earlier, which had been the all-time high consumption

Despite a growing population, in 1998 the United States used 38 billion fewer gallons of water a day than it did during the period of all-time highest consumption almost 20 years earlier

写下分析过程，便于复习“吃透”这个句子：

答对用户笔记

1人: dondevoy111 2018-11-25 15:13:19

纠结bc两选项，选c是觉得过去完成时态更好，没注意were used 主语变了，还是要好好看看比较级语法。

1人: 梨花涡 2018-04-21 17:44:13

were used的主语变成了水

0人: 学员Z159js 2021-08-02 22:52:29

were used 主语是水，比较对象不一致

0人: 四战740 2020-11-27 19:24:02

1. 比较对象不可比 the United States used 38 billion fewer gallons of water a day than GALLONS OF WATER were used
国家VS 水
2. which无所指代

0人: 当你觉得自己落后才是真的落后 2019-12-02 21:10:12

which指代不明

0人: hebuer 2019-09-18 04:46:26

C: US used vs. US were used
B: US used vs. US did 选B

0人: 小雪今天努力了吗 2019-03-17 11:21:57

were used的主语变成了水

题目基本信息

所属科目：语法SC
题目来源1：OG18-语文分册-215
题目来源2：OG19-语文分册-216
题目来源3：OG20-语文分册-223

难度：易