专四考试第四部分是语法词汇题共有三十道题，同学们平时复习专四语法知识的同时可以做做专四全真模拟练习题。

　　1.We mustn’t 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

　　答案及解析

　　1-5   ADCAC

　　1.选A ① in the least 丝毫，一点They don’t 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 ① extract 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 (on) 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。