对于大学英语四六级考试来说,语法非常重要。坚实的语法是英语水平进阶的充分必要条件。但现实情况是,不少人对语法学习并没有一个清晰的概念,甚至忽视语法学习。在此小编希望考生们重视起最语法的复习。今天文都四六级网给大家盘点2020年上半年大学英语六级语法复习:must,希望对您有所帮助。

大学英语六级语法复习:must

1) must表示必须,否定回答时用needn’t. mustn’t表示不许可。

【例如】

you must get to the station before 3, otherwise you will miss the train.must i hand in my homework tomorrow?

no, you needn’t. you can turn it in the day after tomorrow.

you mustn’t smoke in the hospital.

2) must用于肯定句,可以表示推测,翻译为:一定或想必。后面接动词的一般时,表示对现在的推测,接动词的完成式,表示对过去的推测。对过去的推测是考试的重点。

【例如】

she must live near here, for she comes to work on foot.

she was absent from class. there must have been something wrong with her.

the light was out. they must have gone to bed.

mary’s score on the test is the highest in her class. she ____ have studied very hard.(cet-4 1998.1)

a) may

b) should

c) must

d) ought to

"must +不定式完成式"表示对过去发生事情的推测。题意为:玛丽的考试成绩全班第一,她学习一定很刻苦。答案为c.

语法的学习过程会觉得条目繁多,很难记,而且枯燥无味,这种情况下,学习应该寻找的是语法的学习方法。掌握方法,在学习过程中才能克服困难。更多四级语法六级语法请及时关注文都四六级网站。

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