新概念助力中考英語:過去將來時的含義及用法

一. 過去將來時的含義
    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)。過去將來時常用于賓語從句中。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。
    二. 過去將來時的用法
    1.“would+動詞原形”常表示主觀意愿的將來。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。
    2.“was/ were+going to+動詞原形”常表示按計劃或安排即將發(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)某種跡象來看，很可能或即將發(fā)生的事情。例如：
    It seemed as if it was going to rain.
    看來好像要下雨。
    3. come， go， leave， arrive， start等瞬時動詞動詞可用過去進行時表示過去將來的含義。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。
    4. 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：
    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。