大学英语六级语法

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2020大学英语六级语法知识备考汇总【二】

　　英语六级语法知识：特殊的虚拟语气词should

　　1) It is demanded / necessary / a pity + that…结构中的主语从句的谓语动词要用should 加动词原形， should 可省略。

　　句型：

　　(1)suggested

　　It is　 (2)important　　　　that…+ (should) do

　　(3) a pity

　　(1)suggested, ordered, proposed, required,　 demanded, requested, insisted; + (should) do

　　(2)important, necessary, natural, strange

　　a pity,　 a shame,　 no wonder

　　(3)It is suggested that we (should) hold a meeting next week.

　　It is necessary that he (should) come to our meeting tomorrow.

　　2)在宾语从句中的应用

　　在表示命令、建议、要求等一类动词后面的从句中。

　　order, suggest, propose, require, demand, request, insist, command, insist + (should) do

　　I suggest that we (should) hold a meeting next week.

　　He insisted that he (should ) be sent there.

　　注意： 如suggest, insist不表示"建议" 或"坚持要某人做某事时"，即它们用于其本意"暗示、表明"、"坚持认为"时，宾语从句用陈述语气。

　　The guard at gate insisted that everybody obey the rules.

　　判断改错:

　　(错)　You pale face suggests that you (should) be ill.

　　(对)　 Your pale face suggests that you are ill.

　　(错)　 I insisted that you ( should) be wrong.

　　(对)　 I insisted that you were wrong.

　　3)在表语从句，同位语从句中的应用

　　在suggestion, proposal, idea, plan, order, advice等名词后面的表语从句、同位语从句中要用虚拟语气，即(should)+动词原形。

　　My idea is ...

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2019年大学英语六级语法模拟题及答案解析

　　1.We prefer that the plan ____ before being put into execution.

　　A)will be fully discussedB)be fully discussed

　　C)must be fully discussedD)would be fully discussed

　　2.We have plenty of bread,and ____ butter,we have more than enough.

　　A)as forB)in case ofC)such asD)in view of

　　3.He has great power and wealth,but is still happy ____ that.

　　A)above allB)but forC)except forD)for all

　　4.____ that it was made into a film.

　　A)So great the success of the book was

　　B)So successful the book was

　　C)So the book was successful

　　D)So great was the success of the book

　　5.After 25 years,the town center had changed ____ recognition.

　　A)to B)for C)under D)beyond

　　6. Niagara Falls is a great tourist ______ drawing millions of visitors every year

　　7. It is not so easy to ______ the way of his walking and talking in the public.

　　A. witness B. imitate C. worship D. yield

　　8. He is a/an _______ man and can now make his own decision.

　　A. unexpected B. mature C. unfair D. unique

　　9. He has accepted a _____ approach to solve the crises.

　　A. moderate B.throughout C. tiny D. various

　　10. They continued to be ______ on the issue of women's liberation.

　　A. neutral B. vague C. unive...