【正文】
__, 用來詢問如果發(fā)生什么事的時(shí)候,某人該怎么辦。 。 組內(nèi)討論錯(cuò)題,老師點(diǎn)評(píng)。d _________ a pen or something. Keep it in your pocket and if everyone has a present, you can give him yours. If not, you can keep it. B:OK. But what if I don39。 主句 使用 _________ .其結(jié)構(gòu)為:主句( would/could/might + _________)+if 從句 (過去時(shí) ).( be動(dòng)詞 任何人稱都 用 _______);與過去事實(shí)相 反的假設(shè),例如: If you had e yesterday, you would have seen him. 主句是 _________( could, might) +have done, 從句用_______done. 練習(xí): 1) If you ________ (hear)the news , you would have known the meeting. 2) If I ________ a bird, I would fly free in the sky. the money to medical research the money in the bank a big house for my family D,give the money to the zo