Unit 8 现在完成时专项练习2023-2024学年人教版八年级英语下册

现在完成时专项练习 【随堂练习之对症下药】 一、基本结构。 1.They have already finished the work. (一般疑问句） _____they finished the work_______? 2.They have already finished the work.（否定） They ______ ______ the work ______. 3.He has lived here since 1999.(就划线部分提问) _____ _____ _____ he_______ here? 4.He has never surfed, _______________?（改成反意疑问句） 答案：1.Have yet 2.haven’t finished yet 3.How long has lived 二、标志词使用。 1.already yet A: Has your brother finished his homework________? B: Yes, he’s_________done it. 答案：yet already 2.since和for (since+点时间，for+段时间) 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) ______ she left here 10) _______ we were children 11）Tom ________ in the factory _______ he left school ten years ago. (work) 12）A: How long _______ you ________ in this school? (teach) B: ______ 6 years. 答案：for since since since since since for since since since has worked since have taught for since和for可以相互转换。 I have been an English teacher__________________.（自从2022年） I have been an English teacher __________________.（自从2年前） I have been an English teacher__________________ __________________. （自从我大学毕业） I have been an English teacher __________________.（有2年了） 答案：since 2020 since 2years ago since I graduated from the university for 2 years 【标志词补充】 （1） 至今为止：so far,up to now,till now （2） 最近:recently,lately,these days （3） 最近几年内:in the past/last few years,over the years （4） 第一次:It’s the first time 3.have/has gone to去了， 说话时某人不在，只用于第三人称 have/has been to去过，常与ever, never, once, twice等连用 have/has been in在……， 与时间段连用，用how long提问 ⑴ A: Where is Bob? B: He________________ Japan with his sister. ⑵ A: How long ________ you ___________ China? B: I ________________ here for 3 years. ⑶ A: How many times________ you _____________ Beijing? B: Never. 答案：(1)has gone to (2)have been in have been (3)have been to 三、非延续性动词和延续性动词的转换。 1. She has__________ the c