八年级英语下册unit10i'vehadthisbikeforthreeyears第3课时(grammarfocus_4c)同步语法精讲精练课件新版人教新目标版

Unit 10 Ive had this bike for three years. 浙江地区 第三课时 (Grammar Focus4c) 单元同步语法精讲精练 现在完成时表示从过去某一时刻延续到现在的动作或状态，常与for ，since引导的时间 状语连 用。for一段时间 ，since过去时间 点或从句( 从句的谓语动词 用过去式)。 eg：I have lived here for twenty years. 我住在这里已有20年了。 We have built many factories since 1985. 自1985年以来，我们建了许多工厂。 He has always helped me with my English since he came here.自从他到这里 以后，他总是帮助我学习英语。 有的动词 所表示的动作不是瞬间就可以完成的，要持续一段时间，这样 的 动词 叫延续性动词 。不能延续下去的动词 ，叫非延续性动词 或瞬间动词 。如 ：buy，borrow等，这些动词 在完成时中可改为相应的表示延续性的词或短语 来与表示一段时间 的状语连 用。如：buyhave，borrowkeep，comebe， joinbe，diebe dead，beginbe on等。 eg：He joined the army two years ago.他两年前就参军了。(同义句) He has been in the army for two years. He has been a soldier for two years. 一、单项选择。 1 have you been in the sports club? Since the first month I came to the school. AHow old BHow long CHow much DHow soon 2The DongyingHainan airline for about 5 months.I have taken the flights three times. Ais open Bhas opened Chas been open Dhas been opened B C 3My parents our home for a few hours when I arrived.I didnt meet them. Ahad been away from Bhad left Chave been away from Dleft 4Did you borrow the comic book from the library? Yes，I it for three days.Ill return it this afternoon. Aborrowed Bkept Chave borrowed Dhave kept 5Look at these stamps.I them for five years. Wow，they are wonderful. Akept Bhave kept Chave bought Dkeep C D B 二、用for或since填空。 6Jill has been in Ireland Monday. 7Mr. Liu has been in London three days. 8My aunt has lived in Australia 15 days. 9Margaret is in her office.She has been there 7 oclock. 10India has been an independent country 1974. 11The bus is late.Weve been waiting 20 minutes. 12Nobody lives in those houses.They have been empty many years. since for for since since for for 三、同义句转换。 13We joined the League in 2015. We the League since 2015. 14The meeting has been on for half an hour. The meeting half an hour 15We borrowed the bikes from our friends two days ago. We our friends bikes two days. 16Jack left his hometown in 2016. Jack his hometown 2016. 17I bought the iPad