虚拟语气精讲---虚拟语气在名词从句中
在由suggest, demand, require, request, insist, order, command, propose等表示建议、请求、命令、愿望等动词或其同根词引出的名词从句中，名词从句虚拟句的谓语变化的形式只有一条规律——名词从句虚拟句无论其主句的谓语动词时何种形式，从句的谓语形式均为should+动词原形，其中should可以省去。（特别提醒：不是用would,而是用should。）
常见的这类动词有: ask要求, advise, beg, suggest建议, command命令, demand要求，request请求, insist, require要求, order下令, propose, advice, recommend, intend, prefer宁愿, permit, persuade, expect, decide决定, instruct, object, determine, urge, appoint等等 Our teacher suggested that we (should) not leave the classroom. 老师建议我们不要离开教室。
He insisted that she do it right now. 他坚持她马上就做。
新概念课文
新概念英语第一册教材
新概念三
在It is/was +上述动词的-ed形式+that从句中
It is suggested by the doctor that I should give up smoking. 医生建议我戒烟。
当上述动词以其名词形式出现，并且被用作主语，引导一个表语从句或者同位语从句时
My suggestion is that we (should) set out tomorrow morning. 我建议我们明早动身。
The suggestion that the sports meeting (should) put off
在It is /was necessary, important等形容词+that从句中，常见的这类形容词有:necessary, important, essential, vital, advisable, urgent, desirable, natural, strange, imperative等 It is necessary that you should attend the meeting. 你有必要参加会议。
It is imperative that you arrive there in time. 你必须按时到达那儿。
在It is a pity (a shame, no wonder)+that从句中 It is a pity that you fail the exam.
It is no wonder he be late for class.
1.I insist that a doctor ＿＿＿ immediately.
A. has been sent for B. sends for C. will be sent for D. be sent for
2.The manager of the hotel requests(要求) that their guests(客人们) ＿＿＿ after 11:00 p.m..
A. not to play loud music B. shouldn’t play loud music C. don’t play loud music D. couldn’t play loud music
3.Mike’s uncle insists ＿＿＿ in this hotel.
A. staying not B. not to stay C. that he would not stay D. that he not stay
4.It was essential(重要的) that the application forms(申请表) ＿＿＿ back before the headline(截止日期).
A. must be sent B. would be sent C. be sent D. were sent
5.It is necessary ＿＿＿ the dictionary immediately.
A. that he will return B. that he returned C. that he return D. that he has to return
6.It is proposed(建议) that the matter(事情，事件) ＿＿＿ discussed at the next meeting.
A. will be B. was C. would be D. be
7.It is politely requested by the hotel manager that radios ＿＿＿ after 11 o’clock at night.
A. were not played B. not be played C. not to play D. did not play
