2017小升初英語(yǔ)語(yǔ)法倒裝句知識(shí)點(diǎn):as / though引導(dǎo)讓步狀語(yǔ)從句

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小升初英語(yǔ)語(yǔ)法倒裝句知識(shí)點(diǎn):as / though引導(dǎo)讓步狀語(yǔ)從句
    as / though引導(dǎo)讓步狀語(yǔ)從句時(shí),一般須用部分倒裝。如:
    Old as / though he is, he works like a young man.
    盡管他很老了,但他工作起來(lái)卻像個(gè)年輕人。
    Hard as / though he was working, he didn’t pass the exam.
    雖然他一直在努力學(xué)習(xí),但他還是沒(méi)有通過(guò)那次考試。
    Try again as / though he will, he can’t succeed.
    盡管他還會(huì)再試一試,但是它不會(huì)成功。
    as / though引起的倒裝分三種情況:表語(yǔ)、動(dòng)詞原形及狀語(yǔ)的倒裝。
    1. 表語(yǔ)的倒裝
    一般直接將表語(yǔ)提前到句首,若表語(yǔ)是帶不定冠詞a / an的單數(shù)可數(shù)名詞,倒裝后,不定冠詞a / an須被省略。如:
    Fine as / though he looks, he is ill with some serious diseases.
    Child as / though he is, he knows much about the society.
    2. 原形動(dòng)詞的倒裝
    A. 動(dòng)詞前面帶有情態(tài)動(dòng)詞may, might, will, would, can, could等時(shí),只將行為動(dòng)詞提到句首,而這些情態(tài)動(dòng)詞保留在原處。
    B. 若動(dòng)詞前面沒(méi)有情態(tài)動(dòng)詞時(shí),應(yīng)在動(dòng)詞原來(lái)的位置加上助動(dòng)詞do的適當(dāng)形式。
    C. 用于這一句型的動(dòng)詞一般是不及物動(dòng)詞,而不能是系動(dòng)詞或及物動(dòng)詞。如:
    Swim as / though he can, he can’t swim so far.
    盡管他會(huì)游泳,但是他游不得那么遠(yuǎn)。
    Run as / though he did, he didn’t run fast enough to catch the bus.
    雖然他跑,但是他跑得不夠快而沒(méi)有趕上汽車(chē)。
    3. 狀語(yǔ)倒裝
    In the classroom as / though he stays, he doesn’t read his texts.
    盡管他呆在教室里,但他不讀書(shū)。
    Carefully as / though he worked, he made some mistakes.
    盡管他工作很細(xì)心,但還是除了一些差錯(cuò)。