【正文】 B. not to tellD. was going to (C)11. I’d rather you ____ D. A or B(D)9. If only I ____ A. thinks如： W hat would I have done without you? (條件暗含在分詞短語without you中)It would be easier to do it this way. (條件暗含在不定式短語to do it this way 中)But for your help we couldn’t have succeeded in the experiment. (暗含條件是but for your help)This same thing, happening in wartime, would lead to a disaster. (條件暗含在分詞短語happening in wartime中) He must have the strength of a hippopotamus, or he never could have vanquished that great beast. (暗含條件是連詞or) Alone, he would have been terrified. (暗含條件是alone) 2. 條件暗含在上下文中。例如:我真希望你告訴我真相。（他已離開）How I wish he had not left.要是明天下雨就好了。陳述語氣（the Indicative Mood）用來陳述一個事實，或提出一個想法，有肯定、否定、疑問或感嘆等形式。 had not taken D. would have been warned。It’s ordered that only German( should ) be taught at schools in Alsas and Lorin.It’s requested that all the students ( should )wear school uniforms at school.以上這些動詞的名詞形式后面的表語從句和同位語從句中也要用虛擬語氣，也應(yīng)以(should) + v原. 的形式出現(xiàn)。If only our parents could live with us!要是我沒錯過火車就好了.If only I hadn’t missed the train!(2) = as long as 常用陳述語氣.如果我們緊密團(tuán)結(jié)就一定能戰(zhàn)勝一切困難.We can surely overe these difficulties if only we are closely united.6. It’s necessary /strange/ natural/ important + thatClause 從句中的動詞要用虛擬，即（should）+動詞原形It is important that we ( should ) master a foreign language.It is strange that she refuse to e to the party.It’s necessary that we should study hard.7. otherwise 和supposing也可以引導(dǎo)虛擬語氣。C. will goB. listen A. not tell A. listening D. is going to go(A)7. A. goes I would like to e. 我愿意來。I would rather they went with me.(1) 對現(xiàn)在的虛擬,謂語動詞用過去時 (系動詞用were),:他看起來好象病了。If you had listened to me, you might not be in such trouble now.從句表示過去，主句表示現(xiàn)在如果這些天一直沒下雨，我們現(xiàn)在可以進(jìn)行工作了。If I were you, I would try it again.，我會買下這架飛機。 might(C) If the parents ______at the hospital earlier after the accident, the child would have been saved.A. arrives B. arrive C. had arrived D. has arrived(B) If he _________he ___________that food.Luckily he was sent to the hospital immediately.A. was warned。（從句說明過去，主句說明過去和現(xiàn)在。It’s high time that you went.It’s high time that you should go.我們該去睡覺了。C. thoughtmy uncle yesterday. B. move B. went C. would meetShe spoke English well as if she had studied English in England.我記得整件事情就象是昨天發(fā)生的一樣。（從句說明過去，主句說明現(xiàn)在。If I had married her, I would have been unhappy.與將來事實相反的虛擬條件句(通常有時間狀語)If + 主 + did(were to /should do), 主+would/should/could/might +動詞原形,我會告訴他這件事.I