英語(yǔ)六級(jí)完成時(shí)態(tài)語(yǔ)法精講
時(shí)態(tài)
1)現(xiàn)在完成進(jìn)行時(shí)態(tài) : 動(dòng)作或狀態(tài)從過(guò)去某時(shí)開始,繼續(xù)到現(xiàn)在,可能繼續(xù)下去,也可能剛剛結(jié)束.
Ive been writing letters for an hour.
Ive been sitting in the garden.
2)過(guò)去完成進(jìn)行時(shí): 過(guò)去某個(gè)時(shí)刻以前一直在進(jìn)行的動(dòng)作
Id been working for some time when he called.
We had been waiting for her for two hours by the time she came.
3)將來(lái)完成進(jìn)行時(shí): 將來(lái)某個(gè)時(shí)刻以前一直在進(jìn)行的動(dòng)作.
By next summer, he will have been working here for twenty years.
In another months time shell have been studying here for three years.
4)將來(lái)完成時(shí): 將來(lái)某時(shí)會(huì)業(yè)已發(fā)生的事.
I shall have finished this one before lunch.
Theyll have hit the years target by the end of October.
語(yǔ)態(tài)
可以有兩種被動(dòng)結(jié)構(gòu)的.類型,例如:
He was said to be jealous of her success.
It was said that he was jealous of her success.
能同時(shí)適用于上述兩個(gè)句型的主動(dòng)詞通常都是表示估計(jì),相信等意義的動(dòng)詞,常見的有assume, believe, expect, fear, feel, know, presume, report, say, suppose, understand等.
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