专四考试中，有语言知识一项，一共有20题，其实就是词汇语法题啦。而且不止是语言知识，完形填空也必须用到语法。语法看似简单，而且都是选择题，但是也是失分点，为了让大家保证在这项上不失冤枉分，小编为大家带来专四语法每日一练，今天天气真晴朗，来发专四语法可好？
1. It’s not fair that you come home after abad day at work and ____? your wife and children.
A. take it out on B. take out it on
C. take out on D. take on it with
2. She put an extra blanket over the baby for fear that ____?.
A. he catches cold B. he should catch cold
C. he caught coldD. he be catching cold
3. Our teacher recommended that we ____? as attentive as possible when we visit the museum.
A. are B. shall be C. be
4. You ____? business interfering with my affairs.
A. have none B. have no
C. have none of the D. have nothing like
5. The new cut in interest rate ____? promote domestic investment.
A. means to B. directs toward C. is meant to D. leads to
6. Advertising media like direct mail, radio, television and newspapers ____? to increase the sales of industrial products.
been used B. will be used
C. is being used D. has been used
7. While being questioned on the court, the man denied ____?the old lady’s necklace.
A. having taken B. taking C. to have taken D. to take
8. Dr. Park was accused ____? the patient with overdose of sleeping pills so that the patient’s life was terminated before the expected time.
providing B. with providing
C. to have provided D. to provide
9. By the end of next month we ____? this assignment.
A. will finish B. will be finishing
C. will have finished D. have finished
10. We will be losing money this year unless that new economic plan of yours ____? miracle.
working B. works C. will be working D. worked?
11. It was dark in the cave so she ____? a match.
A. struck B. hit C. fired D. burned
12. Mary will not be able to come to the birthday party as she is ____? with a cold.
A. laid out B. laid up C. laid by D. laid down
13. She often says her greatest happiness ____? serving the handicapped children.
on B. consists in C. composes of D. comprises in
14. To make this ____? clear we shall have to look closely into biology’s? long history.
ction B. indication C. recognition D. constitution
15. Most importantly, such an experience helps ____? a heightened sensitivity to other cultures and will bring about a greater appreciation of one’s own culture as well.
A. coach B. forsake C. foster
16. When Ann broke the dish she tried to put the?____?back together.
A. fragments B. pieces C. bits D. slices
17. Jane tried to ____? the doorman with money, but she failed.
A. bribe B. corrupt C. award D. endow
18. Classification is a useful ____? to the organization of knowledge in any field.
A. means B. approach C. mode D. manner
19. The human race has already paid a heavy price for its slow ____?to environmental threats.
A. response B. responsibility C. resolution D. resistance
20. We have a high regard for Prof. Joseph because he always ____?his principles.
A. lives on B. lives up to C. lives through D. lives with
21. My grandfather accidentally ____? fire to the house.
B. took D. got
22. We enjoyed the holiday ____? the expense.
B. besides C. in addition to D. except for
23. If you want children to work hard you must ____? their interests instead of their sense of duty.
A. appeal to B. look into C. give rise to D. go in for
24. Basically a robot is a machine which moves, manipulates, joins or processes ____? in the same way as human hand or arm.
A. characters B. components gues D. collections
25. Of course, talking about something which affects them personally is ____?motivating for students.
A. chiefly B. correctly C. currentlyD. eminently
（做完后才能看答案哦！）
1. A)【句意】白天的工作不顺心，回到家里拿老婆孩子出气，这是不公平的。
【难点】take it out on sb. 意为“拿某人出气”，其中it是无人称代词，无所指，这是一个固定的结构。
2. B)【句意】由于害怕孩子感冒，她在孩子身上又盖了一条毯子。
【难点】for fear that 后接虚拟语气，（should）+动词原形。
3. C)【句意】我们的教师建议我们参观博物馆的时候注意力应尽可能集中。
【难点】recommend,command ,suggest 等词后接的宾语从句应用虚拟语气，即（should）+动词原形。
4. B)【句意】你没有权力干涉我们的事情。
【难点】have no business doing /to do something 意为“没有权力，没有理由做某事”
5. C)【句意】利率再次下调旨在促进国内投资。
【难点】be meant to do 意为“旨在做”；mean to do 意为“打算做，企图做”；lead to 意为“导致”，后接名词。
6. A)【句意】像直接邮件、无线电、电视和报纸这样的广告媒介一直被用来促进工业品的销售。
【难点】根据句意，应用完成时的被动语态，media 是medium 的复数形式。
7. A)【句意】法庭传训他的时候，他否认拿了老太太的项链。
【难点】deny后需接动名词，由于动作是过去发生的，所以选A)，动名词的完成式。
8. A)【句意】帕克大夫被指控向患者提供过量的安眠药，结果造成病人在预期的时间前死亡。
【难点】be accused of 是个常见的词组，意为“被控有…罪”。
9. C)【句意】到下月底，我将完成这项任务。
【难点】by the end of next month (year)是将来完成时的典型状语，故选C)。
10. B)【句意】除非你的新经济计划创造奇迹，否则我们将赔钱。
【难点】unless 引导条件状语从句，用一般现在时表示将来。
11. A)【句意】岩洞里很黑，她燃着了一根火柴。
【难点】strike 意为“擦（火柴）”，其它几个词不能和matches搭配。 查看详情
12. B)【句意】玛丽不能来参加生日晚会了，因为她患了感冒，卧床在家。
【难点】lay up 意为“因痛（或伤残）卧床”，常用被动语态； lay out 意为“摆出，展开”；lay by 意为“储存”；lay down意为“牺牲，献出”。
13. B)【句意】她常说她最大的快乐在于为残疾儿童服务。
【难点】consist in 意为“在于，存在于”；rely on 意为“依靠，依赖”；be composed of 意为“由…构成”；comprise 意为“由…组成；构成”。?
14. A)【句意】为了搞清楚这一差别，我们必须认真地审视一下生物学发展的漫长历史。
【难点】distinction意为“区别；差异”；indication意为“标示，迹象”；recognition意为“（正式的）承认，认可，认知”；constitution意为“宪法，体制”。
15. C)【句意】最重要的是，这样的经历能促进人们对其它文化的感受性，并使他们更欣赏自己的文化。
【难点】foster意为“培养，促进，助长”;coach意为“训练，指导”；forsake意为“遗弃，抛弃”；censor意为“审查,检查”。
16. A)【句意】安把盘子打碎后，想把碎片再合在一起。
【难点】fragment 意为“碎片，碎块”；piece意为“块，片”；bit意为“小片；小段”；slice意为“薄片；切片”。
17. A)【句意】简企图用钱贿赂看门人，但失败了。
【难点】bribe 意为“收买；行贿”；corrupt意为“腐蚀，使堕落”；award意为“授予（奖品等）；给予”；endow意为“资助，捐赠”。
18. B)【句意】分类是组织任何领域知识内容的有效方式。
【难点】approach作“方式，方法；态度”讲时，后接介词to，其它几个词没有这种用法。
19. A)【句意】人类已为他们对环境威胁作出的迟缓反应付出了重大代价。
【难点】response意为“反应”后接介词to ;responsibility意为“责任”；resolution意为“决心，决定”；resistance意为“抵抗”。
20. B)【句意】我们十分尊重约瑟夫教授，因为他总是信守原则。
【难点】live up to 意为“遵守，实践（诺言，原则）”；live on 意为“以…为生”；live through意为“度过，经历过”；live with 意为“忍受；容忍”。
21. C)【句意】我爷爷不小心放火烧着了房子。
【难点】词组set fire to 意为“点燃，使燃烧”。
22. D)【句意】除了花很多钱外，我们的假期很愉快。
【难点】except指的是除去同类的事物，且常用于否定句；besides是包含在内的，除了；in addition to 也是包括在内；except for 是除了不同类的事物。
23. A)【句意】如果你要孩子们努力学习，你必须唤起他们的兴趣而不是责任感。
【难点】appeal to 意为“有感染力，有吸引力”；look into 意为“调查，观察”；give rise to意为“引起，导致”；go in for意为“爱好；从事，参与”。
24. B)【句意】机器人基本上是一台机器，它能像人的手臂一样移动、操纵、结合或加工零件。
【难点】component意为“零件；成分”；character 意为“特性；人格”；catalogue意为“目录”；collection意为“收集”。
25. D)【句意】当然，谈论一些影响学生个性的事对他们是非常有积极作用的。
【难点】eminently 意为“突出地；明显地”；chiefly意为“主要地；大部分”；correctly意为“正确地”，currently意为“现时，当前”。