③He requested that the meeting (should) be put off to Saturday (推迟到周六)．

　　二、虚拟语气在主语从句中的应用

　　1．It is strange/necessary/natural/important/impossible/surprising/funny/right/wrong/better ...　that ...从句中用"should＋v."，should可以省略。

　　It is necessary that we should focus on developing the children's creative ability.

　　我们有必要着重培养孩子们的创造能力。

　　2．It is suggested/proposed/ordered/commanded/

　　requested/required/demanded/advised＋that ...从句中用"should＋v."，should可以省略。

　　It is advised that the meeting (should) be put off until next week.

　　有人建议会议推迟到下周举行。

　　[即时训练2]　完成句子

　　①It is strange that such things (should) happen in our school(竟然在我们学校发生)．

　　②It is suggested that you (should) attend the opening ceremony(你出席开幕典礼)．

　　三、虚拟语气在定语从句中的应用

　　It's (high/about) time (that) ...句型中，从句的谓语动词用一般过去时或should＋动词原形(其中should不可省略)，句意为"确实到了......的时候了"。

　　It is high time that we took/should take some measures to solve the problem.

　　确实到了我们采取措施解决问题的时候了。

　　[即时训练3]　判断句子正(T)误(F)

　　①It is time that you reflected upon your mistakes.(T)

　　②It is high time that we should put an end to this controversy.(T)

　　③It is high time that we take effective measures to stop fake diplomas from spreading.(F)

　　四、虚拟语气在表语从句/同位语从句中的应用

表示要求，命令，建议，意图，决定，推荐等意义的名词，如suggestion，proposal，advice，order，request等后面的表语从句和同位语从句中，谓语动词用(should＋