ChaseDream
搜索
返回列表 发新帖
00:00:00

Some patients who do not respond to therapies for depression may simply have received inadequate treatment, having, for example, been prescribed a drug at a dosage too low to be effective or having been taken off a drug too soon.

正确答案: A

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: 2716|回复: 6
打印 上一主题 下一主题

请问prep1 的154题

[复制链接]
跳转到指定楼层
楼主
发表于 2010-9-4 23:52:16 | 只看该作者 回帖奖励 |倒序浏览 |阅读模式
154.
Some patients who do not respond to therapies for depression may simply have received inadequate treatment, having, for example, been prescribed a drug at a dosage too low to be effective or having been taken off a drug too soon.



(A) having, for example, been prescribed a drug at a dosage too low to be effective or having been



(B) having, for example, a drug prescription that was ineffective because the dosage was too low, or being



(C) as, for example, having too low of a dosage of a prescribed drug for it to be effective, or being



(D) when they have, for example, been prescribed too low a drug dosage to be effective, or were



(E) for example, when they have a drug prescription with a dosage too low to be effective, or been




答案是A,但A不是having been done 了吗??
答案的解析说这个have是个实义动词,但我没理解,是实义动词了怎么翻译啊?
请教NN们
收藏收藏 收藏收藏
沙发
发表于 2010-9-5 00:16:10 | 只看该作者
这题考的是or前后时态的对应,你看or后面是having been的前面就也要这样,其他的时态都不对,唯一可能一致的是C,出现了BEING,排除了。

希望能帮到你并祝你取得好成绩!
板凳
 楼主| 发表于 2010-9-5 15:07:42 | 只看该作者
非常感谢,只是我一直认为having been done这种完成进行时用法是错的,所以一看见就把A排除了,这个是完成进行时吗?
地板
 楼主| 发表于 2010-9-6 18:41:38 | 只看该作者
ding ding。。 希望可以得到解答。
为什么这题having been done对了??
5#
发表于 2010-10-12 22:26:34 | 只看该作者
顶~同问~
之前一直都是看到having been就排除的,难不成排错了???
6#
发表于 2010-12-18 00:31:20 | 只看该作者
uppp
7#
发表于 2010-12-18 00:39:54 | 只看该作者
http://forum.chasedream.com/GMAT_SC/thread-333175-2-1.html
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, 2024-11-5 08:15
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