【正文】
ould do sth did sth 主語 +would/ could should/ might do sth Many years later, I was sailing to Europe on a fine sailing ship across the Atlantic. For the greater part of the voyage we had pleasant weather, but towards the end of our crossing a terrible storm blew up and the ship would have sunk with all on board if it had not been for the efforts of the captain. ? What would have happened if the captain had not been on board? t ip if 與過去事實(shí)相反 : 從句 主句 If+主語 + 主語 +would/ could should/ might have done sth had done sth 一:含 IF條件句的虛擬語氣 If 條件句 主 句 past now future had + done would / could /might / should + have done did / were would / could /might / should + do did / were should do were to + do 5分鐘,你就趕上這趟車了。從句中的動詞形式一樣。 _______she a man, she might be elected president. A. If were B. Were C. Be D. Is √ Had I time, I would e. If I had time, I would e. Should it rain tomorrow, we would not go climbing. If it should rain tomorrow, we would not go climning. ③ 含蓄虛擬條件句。 I lost your address, otherwise I____ you long before. A. had visited B. have visited C. would have visited D. should visit √ Without your help, we couldn’t have succeeded in the experiment. But for the rain, we would have finished the work. ④ 常見的幾種固定句式。 Without sun