選before
這個(gè)只要用一個(gè)簡(jiǎn)單的規(guī)則就可以確定
只要是前面的動(dòng)作發(fā)生在后面動(dòng)詞的動(dòng)作之前,就都用before,就絕對(duì)不會(huì)錯(cuò)(因而before還可以用于完成時(shí))
that含有同步的意思
until 表示直到什么時(shí)候,它強(qiáng)調(diào)的是在某一個(gè)時(shí)刻的動(dòng)作,就是說(shuō)直到這一時(shí)刻才意識(shí)到
after表示在什么之后,顯然是件過(guò)去3小時(shí),是在tom意識(shí)到之前的
記住這幾個(gè)區(qū)別就可以以不變應(yīng)萬(wàn)變了
tom was interested in books that 3 hours had passed ()he realized it
tom was interested in books that 3 hours had passed ()he realized it
before 在.之前
that 那個(gè)
until直到
after 在.之后
選哪個(gè)?為什么呀我要的是語(yǔ)法上的解釋
before 在.之前
that 那個(gè)
until直到
after 在.之后
選哪個(gè)?為什么呀我要的是語(yǔ)法上的解釋
英語(yǔ)人氣:858 ℃時(shí)間:2020-06-25 04:57:34
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