Unit9Healthcare

　　unit 9 health care (grammar)

　　review the subjunctive mood (2)

　　aim: enable ss to review the subjunctive mood further

　　虚拟语气用在其他句型中

　　1. 用在表命令，建议，要求等动词后的宾语从句中。动词为suggest ,demand repuest ,desire, order ,propose ,insist, advise 等，从句中用(should) do/be 。

　　i insisted he go to see a doctor , but he insisted nothing was wrong with him.

　　a group was formed to demand that the bus company (should ) change its unfair practices.

　　the docter ordered that the patient (should )be sent to hospital without delay.

　　2用在wish后的宾语从句中，表示“真希望；但愿 ；要是---就好了”。 wish 后有三种情况：（1）wish(ed) +sb +did (were) sth表现在（2） wish(ed) +sb +had done /could(would/might) have done 表过去（3）wish (ed) +sb +could/might do sth 表将来

　　i wish i were a bird and could fly freely.

　　i wish i had met that film star yesterday.

　　i wish it were not raining now.

　　how he wished you had come to the party yesterday!

　　3用在it is desired / ordered/ decided / requested / suggested/ proposed/ necessary/ strange /important / a pity / natural 等之后的主语从句中，其谓语动词形式为（ should）+ do 或者用 should have done 表已经发生。

　　it’s requested that the play should be put on again.

　　it’s necessary that he be sent there at once.

　　it is strange that he should have left without saying goodbye.

　　4 用在suggestion / order / advice/ demand/ proposal/ request/ plan/ idea 等之后的表语从句和同位语从句中. 其谓语动词形式为 ( should ) +动词原形.

　　his suggestion is that they be sent to the poor area at once.

　　he gives the order that we should remember all the grammar .

　　5 it’s (about/high) time (that) sb did sth /should do sth

　　it’s time i went and picked up my little girl from school.

　　it’s time we should have breakfast.

　　6 as if ( as though ) ,even if (even though)后从句虚拟语气动词形式为（1）表现在用did 或were （2）表过去用 had done

　　he sings as if he were a singer.

　　the two strangers are talking warmly as though they had been friends for years.

　　even if he were ere , he could not solve the problem.

　　7 用于if only 引导的感叹句中 ，表示“但愿 ；要是---就好了”

　　if only i were a flying bird ! = how i wish i were a flying bird!

　　if only i had seen the film! = how i wish i had seen the film!

　　8 在含有if it were not for 或 if it had not been for条件句的虚拟语气中

　　if it were not for the rain , the crops would die.

　　if it had not been for your help ,we couldn’t have finished the work ahead of time.

　　= but for your help,

　　=without your help.

　　=had it not been for your help,

　　9 用在would rather that sb did sth /had done sth 的虚拟语气中

　　i would rather they didn’t hear of the news.

　　i would rather you had paid the money.