1.We mustnt relax our vigilance___.
A in the least
B at least
C at most
D in the end
2. During the reading lesson, the teacher asked the students to read a few __ from the novel.
A pieces
B essays
C fragments
D extracts
3. But they aslo __ beyond the individual places and consider the earth as a whole.
A pass
B reach
C go
D set
4. How human beings and their environment act __ each other.
A upon
B for
C as
D to
5. The mere fact __ most people believe nuclear war would be madness does not mean that it will not occur.
A what
B which
C that
D why
答案：
1-5 ADCAC
1．选A ①in the least 丝毫，一点They dont in least understand this.
②in the end 最后，终于
In the end they reached their destination before dusk.
③at least至少
④at most至多
2．选D ①extract 做节录，引文，选段
He applied to the publisher for permission to reprint an extract.
②fragment 碎片，断片，（文艺作品等的）残存部分
Liberty and civilization are only fragments of rights wrung from the strong hands of wealth and book learning.
③essay 散文，小品文，随笔，短文，评论
3．选C go beyond超过，超出These issues go beyond the range of language study. 而set和pass，reach不与beyond搭配。
4．选A ①act upon作用于This drug act upon the nerves.
②act as 作为而作出反应，充当
His job was to act as a link between the government and the press.
③work at从事She had been wondering what she should work at in order to gain her doctorate.
5．选C 从句子结构来看，fact后接的是同位语从句。