八年級英語下冊 Unit 10 I've had this bike for three years（第3課時）(Grammar Focus-4c)同步語法精講精練課件 （新版）人教新目標版1

第三課時(Grammar Focus4c)單元同步語法精講精練Unit 10Ive had this bike for three years. 現(xiàn)在完成時表示從過去某一時刻延續(xù)到現(xiàn)在的動作或狀態(tài)，常與for，since引導的時間狀語連用。for一段時間， since過去時間點或從句(從句的謂語動詞用過去式)。eg：I have lived here for twenty years.我住在這里已有20年了。We have built many factories since 1985.自1985年以來，我們建了許多工廠。He has always helped me with my English since he came here.自從他到這里以后，他總是幫助我學習英語。 有的動詞所表示的動作不是瞬間就可以完成的，要持續(xù)一段時間，這樣的動詞叫延續(xù)性動詞。不能延續(xù)下去的動詞，叫非延續(xù)性動詞或瞬間動詞。如：buy， borrow等，這些動詞在完成時中可改為相應的表示延續(xù)性的詞或短語來與表示一段時間的狀語連用。如：buyhave，borrowkeep， comebe， joinbe， diebe dead， beginbe on等。eg：He joined the army two years ago.他兩年前就參軍了。He has been in the army for two years.他在部隊已經(jīng)兩年了。He has been a soldier for two years.他成為一名戰(zhàn)士已經(jīng)兩年了。 一、根據(jù)句意，選用for或since完成句子。1 Ive known him four years.2 Weve lived here I was a child.3 Shes waited for him twentyfive minutes.4 Theyve been married 1988.5 Its been three years I left my hometown.forsinceforsincesince 二、用所給單詞的適當形式填空。6 I (be) at work since eight oclock， but Im leaving soon.7 We (not meet) each other for five years.Both of us (leave) the factory five years ago.8 I (wait) at the restaurant for an hour， and then I left.9 We must get a new car.We (have) this one for ten years.10 Children (never visit) the Great Wall before.Their parents (take) them there next month.have beenhavent metleft(had) waited have hadhave never visitedwill take 三、單項選擇。11 _ have you been in the sports club?Since the first month I came to the school.A How oldBHow longC How much DHow soon12 My parents _ our home for a few hours when I arrived.I didnt meet them.A had been away from Bhad leftC have been away from Dhave leftB A 13 I visited him three days _But he has gone to Shanghai a week _.A ago；ago Bbefore；beforeC before；ago Dago；before14 Im looking after Tom today.Hes been in my house _ 8：00 this morning.A atBforCsinceDtill15 Look at these stamps.I _ them for 5 years.Wow， they are wonderful.A kept Bhave keptC have bought DboughtD CB 四、根據(jù)漢語意思完成句子。16到目前為止，邁克已經(jīng)唱了五首歌。Mike five songs 17格林夫人還沒有收到她女兒的信。Mrs. Green the letter from her daughter 18兩年前我就買了這塊手表。I this watch two years ago.I this watch since two years ago.has sung so farhasnt received yetboughthave had 19他2012年搬到了法國。He to France in 2012.He in France for about four years.20一周前我借了這本書。I this book a week ago.I this book a week ago.I this book a week.movedhas beenborrowedhave kept sincehave kept for