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GWD 17-38 后天考,急问!

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11#
发表于 2005-11-29 17:00:00 | 只看该作者

不知道这道体能不能说明问题


大全748   The fear of rabies is well founded; few people are known to recover from the disease after the appearance of the clinical symptoms.


(A) few people are known to recover from the disease after the appearance of the clinical symptoms


(B) few people are known to have recovered from the disease once the clinical symptoms have appeared


(C) there are few known people who have recovered from the disease once the clinical symptoms have appeared


(D) after the clinical symptoms appear, there are few known people who have recovered from the disease


(E) recovery from the disease is known for only a few people after the clinical symptoms appear     

12#
发表于 2005-12-10 21:22:00 | 只看该作者
up d
13#
发表于 2005-12-10 21:25:00 | 只看该作者
q748 choose b
14#
发表于 2005-12-12 10:45:00 | 只看该作者
今天CD出问题,不回帖就看不到大家的讨论
15#
发表于 2005-12-14 06:17:00 | 只看该作者
不定式的过去时态,没听说过啊。具体是什么啊
16#
发表于 2005-12-18 05:41:00 | 只看该作者

wo

17#
发表于 2006-2-13 09:12:00 | 只看该作者

感觉thought to 后面要接原型,才用have, 也不知道对不对

18#
发表于 2006-12-15 10:22:00 | 只看该作者

This may help


    

TT GWD-15-39:


    

Five hundred million different species of
living creatures have appeared on Earth, nearly 99 percent of them vanishing.


    

 


    
  1. Five hundred million different species of living creatures have
         appeared on Earth, nearly 99 percent of them vanishing.
  2. Nearly 99 percent of five hundred million different species of
         living creatures that appeared on Earth have vanished.
  3. Vanished are nearly 99 percent of the five hundred million
         different species of living creatures that appeared on Earth.
  4. Of five hundred million different species of living creatures
         that have appeared on Earth, nearly 99 percent of them have vanished.
  5. Of the five hundred million different species of living
         creatures that have appeared on Earth, nearly 99 percent have vanished. (E)


 
19#
发表于 2007-8-8 13:41:00 | 只看该作者

1.        Geologists believe that the Bering land bridge, over which human beings are thought to have first entered the Americans, disappeared about 14,000 years ago when massive glaciers melted and caused the sea level to rise several hundred feet worldwide.

(A) are thought to have first entered

(B) were thought first to enter

(C) were thought at first to enter

(D) are thought of as first enteringA

(E) were thought to first enter

发现这个例子,也许能帮忙解释?

20#
发表于 2008-5-29 00:06:00 | 只看该作者
顶。。。。
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