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课件网) 新概念第一册 lesson 87 单词 attendant n. 接待员 bring(brought, brought) v. 带来，送来 garage n. 车库，汽车修理厂 crash n. 碰撞 lamp-post 灯杆 repair v. 修理 try v. 努力，设法 attendant n. 接待员 flight attendant bring(brought, brought) v. 带来，送来 take 带走 fetch去取 carry携带 garage n. 车库，汽车修理厂 crash n. 碰撞 car crash plane crash lamp-post 灯杆 lamp台灯 post office 邮局 post 杆子，邮政 repair v. 修理 try v. 努力，设法 try one’s best 尽某人最大努力 try on 试穿 have a try 试一试 现在 完成时 用法 1. 表示过去发生，对现在存在一定的影响 2. 表示从过去开始，持续到现在，并可能持续下去。 构成 肯定句：主语+have/has+V过去分词 否定句：主语+haven’t/hasn’t +V过去分词 一般疑问句：Have/Has +主语+V过去分词 肯定回答：Yes, 主语 have/has。 否定回答： No, 主语 haven’t /hasn’t 时间状语 already (已经)， yet（疑问：已经，，否定：还<未>）， since+时间点或一般过去时从句， for+时间段，just刚刚，ever曾经，never从不，so far 到目前为止 重要短语 Have been to 去过 （去了又回来了，常和次数，ever，never连用） Have gone to去了 （在去的路上或目的地，常用于回答Where提问的句子） Have been in 待在 （常和时间段连用） 过去分词的变化规则 (1)、一般动词，在词尾直接加“ ed ” work--worked--worked ,visit--visited--visited (2)、以“ e ”结尾的动词，只在词尾加“ d ”。 live--lived--lived , (3)、以“辅音字母 + y ”结尾的动词，将 "y" 变为 "i" ，再加“ ed ”。 study--studied--studied ,cry--cried--cried (4)、重读闭音节结尾，末尾只有一个辅音字母，先双写该辅音字母，再加“ ed ”。 stop--stopped--stopped , drop--dropped--dropped （5）不规则变化 现在完成时练习 一．写出下列动词的过去式和过去分词。 1.look 2.live 3.stop 4.carry 5.hope 6.call 7.finish 8.be 9.go 10.have 11.do 12.come 13.get 14.say 15.see 16.put 17.eat 18.take 19.read 20.write 21.give 22.know 23.leave 24.buy 25.hear 26.find 27.make 28.think 29.grow 30.forget 二．A）用since和for填空 1）_____ two years 2) _____ two years ago 3) _____ last month 4) _____ 1999 5) _____ yesterday 6) _____ 4 o’clock 7) _____ 4 hours 8) _____ an hour ago 9) _____ we were children 10) _____ lunch time 11) _____ she left here for since for since since since since since since since since B）用since和for填空 1. He has lived in Nanjing _____ the year before last. 2. I’ve known him _____ we were young. 3. Our teacher has studied Japanese ___ three years. 4. She has been away from the city _____ about ten years. 5. It’s about ten years _____ she left the city. 6. Mr. Huang has kept the books _____ a week ago . since for since for since since C)选择填空。 ( )1.I've been like this ever since _____ (A)last week (B) for a week (C) a week before (D)the last week ( )2.My mother has worked in this factory __2 years. (A)about (B)for (C)in (D)since ( )3. I haven't heard from him _____last week. (A)since (B) for (C)ago (D)before ( )4.His father joined the party_____ (A)for three years (B)since three years ago (C)three years ago (D)in two years' time 三. A)选择正确的时间表达词填 ... ...
