?。ㄊ硗瓿蓵r
將來完成時用來表示在將來某一時間以前已經(jīng)完成或一直持續(xù)的動作。經(jīng)常與before+將來時間或by+將來時間連用，也可與before或by the time引導的現(xiàn)在時的從句連用。
? 將來完成時的構(gòu)成
將來完成時的構(gòu)成是由"shall/will + have +過去分詞"構(gòu)成的。
例如：
Before long he will have forgotten all about the matter.
不久他就會全然忘記這件事的。
He is somebody now. He will not have remembered his old classmates.
他現(xiàn)在是一個有身份的人了，他可能不會記得老同學了。
Will you have known Kevin for 10 years next month?
到下個月你認識凱文該有10年了吧？
? 將來完成時的用法
?、俦硎驹趯砟骋粫r間之前已完成的動作，并往往對將來某一時間產(chǎn)生影響。
We shall have learned 12 units by the end of this term.
到這個學期末，我們將學完12個單元。
By the time you get home I will have cleaned the house from top to bottom.
你到家之前我將把房子徹底打掃一遍。
②表示推測，相當于"must have done"結(jié)構(gòu)。
You will have heard of this, I guess.
我想你已經(jīng)聽說過這件事了。
I am sure he will have got the information.
我相信他一定得到了這個信息。
?。ㄊ┻^去將來時
? 基本用法
過去將來時表示在過去某個時間看來將要發(fā)生的動作或存在的狀態(tài)。即:過去將來時是“立足過去,著眼未來”的一種時態(tài), 常用于賓語從句中。判斷這種時態(tài)的依據(jù)是:要有表示過去的“動作”,而不是時間。如:
I heard that they were going to return to Shanghai soon.
我聽說他們不久要回到上海。
? 基本構(gòu)成
?、儆芍鷦釉~“would/should+動詞原形”構(gòu)成,should主要用于主語是第一人稱時;would可用于各種人稱。如:
Whenever we had trouble, he would come to help us.
不論何時我們遇到困難,他總會給予幫助。
?、谟伞皐as/were going to+動詞原形”構(gòu)成。如:
No one knew when he was going to come.
沒有人知道他什么時候來。
過去將來時常用于賓語從句和間接引語中。例如：
I didn’t know if he would come.
我不知道他是否會來。
They never knew that population would become a big problem.
他們從來都不知道人口問題將會成為一個大問題。
She didn’t tell me where she would go.
她沒有告訴我她要去哪兒。
Betty said she would visit the Great Wall next Saturday.
貝蒂說下周六她要去參觀長城。
1. 過去將來時的表達法 （四種情況）
I. “would+動詞原形”。常表示按計劃或安排即將發(fā)生的事。例如
He said he would come to see me.
他說他要來看我。
He told me he would go to Beijing.
他告訴我他將去北京。
II. “was/ were +going to+動詞原形”。?？捎脕肀硎景从媱澔虬才偶磳l(fā)生的事。例如：
She said she was going to start off at once.
她說她將立即出發(fā)。
I was told that he was going to return home.
有人告訴我他準備回家。
此結(jié)構(gòu)還可表示根據(jù)當時情況判斷有可能但不一定會發(fā)生某事。例如：
It seemed as if it was going to rain.
看來好像要下雨。
III. come， go， leave， arrive， start等動詞可用過去進行時代替過去將來時。例如：
He said the train was leaving at six the next morning.
他說火車將于第二天早晨六點離開。
She told me she was coming to see me.
她告訴我她要來看我。
IV. 條件狀語從句和時間狀語從句中須用一般過去時代替過去將來時。例如：
I didn’t know when she would come， but when she came I would let you know.
我不知道她什么時候來，但她來了我會告訴你。
The teacher said that it would be very difficult to make progress if I didn’t work hard.
老師說，如果我不努力學習的話，就很難取得進步。
聯(lián)系客服
