1. A. Because I was exhausted,I slid into bed and fell fast asleep.
    B.____I said into bed and fell fast asleep.
2.  A.  We didn't leave the station until we couldn't see the train.
     B.  We didn't leave the station until we_____ _____ ______the train.
3. A. The leaves provided the house with oxygen that was needed badly.
    B. The leaves provided the house with ______oxygen.
4.  A.  When it is seen from the top of the hill,our school looks more beautiful.
     B.  ______  _____the top of the hill,our school looks more beautiful.
5.  A. Though they had been wamed of the storm,the farmers were still working in the fields.
     B. ____ ____ ____ ____,the farmers were still working in the fields.

1. With ________, some animals are facing the danger of dying out. (cut)
    由于越来越多的森林被砍伐,一些动物正面临着灭绝的危险.
2. Popularly ________ American films ever made, The Godfather is a milestone of cinema. (regard)
   《教父》被普遍认为是美国有史以来最好的影片之一,是电影界的一个里程碑.
3. I don't know ________ in the novel that made him burst into tears. (what)
    我不知道是小说中的什么东西使他突然泪如泉涌.
4. Little ________ what she looks like; all she cares about is her job performance. (care)  
    她不在乎外表,她在乎的是自己的工作表现.
5. Had we not used an out-of-date train schedule, we ________ the train. (miss)
    要不是用了一张过期的列车时刻表,我们就不会误了火车.
6. However ________, I could not read his handwriting. (try)
   不论我怎样努力,还是没法看清他写的字.
7. In response to the audience's great demand, the play ________ in the theatre twice a week. (put)  
    应观众的强烈要求,这部戏将会在这个剧院每周上演两次.
8. The soldier was absent from his camp for three days without ________. (ask)
    这个士兵没有请假就离开营地三天.
9. Our understanding of education, work and society is ________ of the earlier generation. (different)  
    我们对教育、工作和社会的认识和我们上一代人的不同.
10. Things aren't always ________. (appear)
      事情往往不是它们看上去的那样.