ChaseDream
搜索
返回列表 发新帖
00:00:00

In 1981 children in the United States spent an average of slightly less than two and a half hours a week doing household chores; by 1997 they had spent nearly six hours a week.

正确答案: B

更多相关帖子

524

帖子

15

好友

4712

积分

ChaseDream

注册时间
2003-03-17
精华
8
解析
查看: 2358|回复: 1
打印 上一主题 下一主题

GWD26-Q20求解!!拜谢~~

[复制链接]
跳转到指定楼层
楼主
发表于 2011-10-26 17:34:00 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式
In 1981 children in the United States spent an average of slightly less than two and a half hours a week doing household chores; by 1997 they had spent nearly six hours a week.

A.    chores; by 1997 they had spent nearly six hours a week
B.    chores; by 1997 that figure had grown to nearly six hours a week
C.    chores, whereas nearly six hours a week were spent in 1997
D.    chores, compared with a figure of nearly six hours a week in 1997
E.    chores, that figure growing to nearly six hours a week in 1997
我不懂B为什么用过去完成时????
收藏收藏 收藏收藏
沙发
发表于 2011-10-26 20:10:31 | 只看该作者
过去完成时只有在过去时间之前发生才能用,与过去到现在的时间长短无关,
您需要登录后才可以回帖 登录 | 立即注册

Mark一下! 看一下! 顶楼主! 感谢分享! 快速回复:

IESE MBA
近期活动

正在浏览此版块的会员 ()

手机版|ChaseDream|GMT+8, 2024-11-6 09:43
京公网安备11010202008513号 京ICP证101109号 京ICP备12012021号

ChaseDream 论坛

© 2003-2023 ChaseDream.com. All Rights Reserved.

返回顶部