【文章內容簡介】 posal, requirement, suggestion, idea, remendation, preference, request, plan, motion, desire, sentence… 后 用動詞原形或 should + 動詞原形 The demand is that manuscripts should be written on one side only. He issued the order that the troops should withdraw at once. It is my desire that all the members of the family should gather once a year. Their desire was that a treaty should be signed. The sentence is that the murderer should be shot. 虛擬語氣用在 important, necessary等后的從句中 urgent, essential, appropriate, desirable, insistent, obligatory, vital, advisable, better, keen, preferable, fitting, right good proper pulsory careful funny pitiful imperative resolved eager anxious, concerned, ridiculous, unthinkable 可以構成句型“ it is + adj./ n. + that”,有些詞 要用“ I am + adj. + that”, 用 should + be 句型 It is necessary that some immediate effort should be made. It is essential that the program should be loaded into puter. He is careful that nobody should know about the secret. She was anxious that her daughter should be taken good care of. it is (high / about) time… 句型 這時， 謂語動詞用過去式，指現(xiàn)在或將來的情況，表示“早該干某事而已經(jīng)有些晚了”。 It is high time that we were off. It is time that we went to bed. It is time that somebody taught you to behave yourself. 這種句型中的過去式也可以改為 should (不能省略 )+ 動詞原形， 但過去式要更普通一些。 It is about time we should go to bed. It is quite time she should wash her clothes. 7. 在 for fear that, in order that, so that, lest 引導的目的狀語從句中，謂語動詞一般用虛擬語氣 should / could / might + 動詞原形 , 在以 lest 引導的從句中，謂語動詞用(should ) + 動詞原形。 He reminded her twice of it lest she should fet. He kept quiet lest he (should) disturb her. She always studies hard lest she (should) lag behind. I will not make a noise for fear (that) I should / might disturb you. I did this so that I might have a couple of weeks to prepare my paper. I have e all the way here in order that you should understand me. imagine后的虛擬語氣 表示現(xiàn)在或將來非現(xiàn)實情況的意想用were型結構，表示對過去非實際情況的意想用 had + 過去分詞結構。 Imagine that we were on a desolate island now. Imagine that you were laughed at by those shallow people. Imagine that he had not had taken those measures, what would have happened? ? 以 as if / as though引導的方式狀語從句或表語從句，有時用虛擬語氣 ? 與現(xiàn)在事實相反，謂語動詞用過去式， ? 與過去事實相反，用 had + 過去分詞 ? 表示將來的可能性不大，用 would/ might / could + 動詞原形 ? He talks as if he knew all about it. ? She looks as though she were sick. ? He talks about pyramids as though he has seen them himself. ? I feel / felt as if we had known each other for years. ? It looks as if it might rain. 比較： ? He walks as if he is drunk ? He walks as if he were drunk. 10. would rather, would sooner, had better, would as soon, just as soon后的句子用虛擬語氣 (1) 接動詞原形，指現(xiàn)在或將來時間，表示一種主觀愿望或選擇 I would rather do it today. He would sooner die than surrender. He?d rather not go dancing tonight. (2) 接不定式完成式，表示過去的某種選擇不恰當 I ?d rather not have told her the news. She is such a gossip. I?d rather have stayed at home than went to the dull film. (3)接從句， 用虛擬語氣，表示現(xiàn)在或將來的愿望時，用一般過去式，表示一個過去的愿望時，用過去完成式。 ? I?d rather you paid the money yourself. ? I?d soon you didn?t do anything about it for the time being. ? I would sooner she painted the wall green next time. ? I?d rather she hadn?t done that. ? 11. would rather… than / would… rather than 后的從句用虛擬語氣 ? 用“ should + 動詞原形” than 后的that 可以省略。 ? I would rather die than (that) he should know the secret. ? He would do anything rather than (that) he should live with suc