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初中英語八種時態(tài)詳解及習(xí)題-文庫吧資料

2024-08-18 03:47本頁面
  

【正文】 ilm. (強(qiáng)調(diào)對現(xiàn)在的影響,電影的內(nèi)容已經(jīng)知道了)Why did you get up so early? (強(qiáng)調(diào)起床的動作已發(fā)生過了)He has been a League member for three years. (強(qiáng)調(diào)他是團(tuán)員)鞏固練習(xí):  Do you know our town at all?   No, this is the first time I ___ here.A. was  B. have been  C. came  D. am ing Have you ____ been to our town before?  No, it39。t received his letter for almost a month. 不能和明確的過去時間壯語連用,如:yesterday,last week,in 1998,two days ago等。即動作不發(fā)生的狀態(tài)是可以持續(xù)的?,F(xiàn)在完成時需注意的問題:表示短暫性的動詞不能與表示一段時間的壯語連用appear,begin,borrow,lend,buy,close,e,die,fall,find,finish,join,kill,leave,sell,stop等。(Since 用來說明動作起始時間,for用來說明動作延續(xù)時間長度),提問用How long. 例如:It has been five years since he joined the army .他參軍五年了。表示過去已經(jīng)開始,持續(xù)到現(xiàn)在的動作或狀態(tài),并可能還要延續(xù)?,F(xiàn)在完成時的用法:表示過去發(fā)生或已經(jīng)完成的動作對現(xiàn)在造成的影響或結(jié)果,常與already, yet, ever, never, just,before 等詞連用。突然,一個人闖進(jìn)屋來,切斷了電源……鞏固練習(xí):Mary ___ a dress when she cut her finger. A. made  B. is making  C. was making  D. makesAs she ___ the newspaper, Granny ___ asleep. A. read;was falling B. was reading; fell C. was reading; was falling D. read;fell五、現(xiàn)在完成時:概念:過去發(fā)生或已經(jīng)完成的動作對現(xiàn)在造成的影響或結(jié)果,或從過去已經(jīng)開始,持續(xù)到現(xiàn)在的動作或狀態(tài)。但是過去進(jìn)行時往往是表示背景?!?When I got to the top of the mountain, the sun was shining. 我到達(dá)山頂時,陽光燦爛。在含有時間壯語從句的復(fù)合句中,表示一個過去的動作發(fā)生時或發(fā)生之后,另一個動作正在進(jìn)行。表移動的動詞,如e, go, arrive, leave, start, begin, return等詞的過去進(jìn)行時,可以表示過去將要發(fā)生的動作。過去進(jìn)行時的用法:表示在過去某時刻正在進(jìn)行或發(fā)生的動作,通常與表過去的時間壯語連用。時間狀語:at this time yesterday, at that time或以when引導(dǎo)的謂語動詞是一般過去時的時間狀語等。例如:Are you staying here till next week? 你會在這兒呆到下周嗎?注意:鞏固練習(xí):Bruce often writes letters in English. (用now改寫句子)________________________________________________________They are surfing. (對劃線部分提問)________________________________________________________瞧,那些孩子們玩的真高興!________________________________________________________這些天工人們一直在盡力修補(bǔ)那些壞了的帳篷。 The train is arriving soon. 火車要到了。例如:I39。表示按計劃或安排要發(fā)生的動作。s getting warmer and warmer. 天越來越熱了。例如:The leaves are turning red. 葉子在變紅。例如:You are always changing your mind. 你老是改變主意。) He is thinking about this 。例如:Mr. Green is writing another novel. 他在寫另一部小說。 表示現(xiàn)階段(說話前后一段時間內(nèi)),一直在進(jìn)行的活動。常與now,right now,at this moment等時間壯語連用。注:動詞Ving的構(gòu)成形式規(guī)則原形ing形式一般在動詞原形末尾加inglistenspendstaylisteningspendingstaying以不發(fā)音字母e結(jié)尾的動詞,先去掉e,再加inghaveprepareclosehavingpreparingclosing以重讀閉音節(jié)結(jié)尾的動詞,如果末尾只有一個輔音字母,應(yīng)先雙寫這個輔音字母,再加ingsitbeginrunputsittingbeginningrunningputting以ie為重讀音節(jié)結(jié)尾的動詞,先去掉e,把i改為y,再加ingliedielyingdying以er結(jié)尾的動詞,如是重讀音節(jié)結(jié)尾,先雙寫r,再加ing;如不是重讀音節(jié)結(jié)尾,就直接加ingpreferwaterpreferringwatering寫出下列動詞的現(xiàn)在分詞形式。________________________________________________________三、現(xiàn)在進(jìn)行時:概念:表示現(xiàn)階段或說話時正在進(jìn)行的動作及行為。)________________________________________________________He was born in Shanghai.(對劃線部分提問)________________________________________________________3我昨天買了一輛新自行車。3)一般過去式也可與today,this week,this month,this year等表現(xiàn)在的時間壯語連用,但這些時間壯語須指過去的時間,決不包含“現(xiàn)在”“此時此刻”的
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