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考研英語:語法大全(完成時)(編輯修改稿)

2025-04-14 02:49 本頁面
 

【文章內(nèi)容簡介】 you when I have finished my home work,我做完作業(yè)后就和你一塊去?! e39。ll wait here until you have Written the 。  Perhaps I39。ll know more English after I have learnt it for two ,懂的英語或許就會多些了。  現(xiàn)在完成時的時間狀語問題  1)現(xiàn)在完成時說明的是現(xiàn)在的情況,是現(xiàn)在時態(tài),因此不能和表示過去時間的狀語如yesterday,1asr month,three years ago,in l960等連用。這些時間狀語只能和過去時態(tài)連用,表示過去的動作。但現(xiàn)在完成時可和表示過去時間的副詞just和before連用。如:  He has just 。  We have seen the movie before,我們以前看過這個電影?! ?)現(xiàn)在完成時常和表示不確定的時間的副詞already,never,ever,always,yet,not……yet,often等連用。如:  Have you ever been in a plane?你坐過飛機(jī)嗎?  The new books have not arrived ?! he Xisha lslands have always been Chinese `領(lǐng)土。  Have you heard from him yet?你接到他的信了嗎?  They have already finished their 。  Many westerners have never seen a giant 。  We have often been to the Summer 。  3)現(xiàn)在完成時可以和包括“現(xiàn)在”在內(nèi)的時間狀語連用,如now,today,this month,this year等。如:  We have planted many fruit trees thi
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