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

　　考点三　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)

　　考点四　虚拟语气在表语从句/同位语从句的应用

　　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＋)动词原形。

　　My request is that you ( should ) make an apology to your teacher.

　　我的要求是你向你的老师道歉。

　　We all agreed his suggestion that we (should) go out for picnic.

　　我们都同意他去野餐的建议。

　　[即时训练4]　完成句子

　　①My suggestion is that we (should)go to Yunnan for sightseeing(去云南观光)．

　　②English teachers give advice that we should make good use of every chance to speak English(充分利用每个机会说英语)．

　　考点五　虚拟语气在as if引导的从句中的应用，包括方式状语从句和表语从句

　　如果从句的动作指现在的情况，则用过去时；如果表示过去的动作，则用过去完成时；如果表示将来的动作，则用could/would/might＋动词原形。

　　He looks as if he were an artist.

　　他看起来真像个艺术家。

　　He spoke English as if he had studied it in England before.

　　他英语说得宛如他以前在英国学过一样。

　　[即时训练5]　完成句子

　　①People treat him as if he were a dangerous person(是一个危险人物)．

　　②They are talking as if they had known each other for years(已经认识好多年)．

　　考点六　虚拟语气用于if only引导的感叹句中

if only引导的感叹句，谓语动词要采用虚拟语气，其谓语构成与wish后的宾语从句中的