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    If people ________ cutting down the forest, they will have nowhere _______.
    A.keep, to live inB.will keep, to live inC.keep, to liveD.will keep, to live
    C

    試題分析:句意:如果人們繼續(xù)砍伐森林,他們將沒(méi)有生活的地方了。不定式作賓語(yǔ)補(bǔ)足語(yǔ)表示具體的將要進(jìn)行的動(dòng)作,當(dāng)主句描述將來(lái)動(dòng)作時(shí),英語(yǔ)條件從句中用一般現(xiàn)在時(shí)態(tài)表示將來(lái)動(dòng)作,結(jié)合語(yǔ)境可知選C。
    點(diǎn)評(píng):英語(yǔ)狀語(yǔ)從句的時(shí)態(tài)與主句有比較緊密的聯(lián)系,若主句為一般將來(lái)時(shí),時(shí)間和條件狀語(yǔ)從句通常要用一般現(xiàn)在時(shí)表示將來(lái),而不能直接使用將來(lái)時(shí)態(tài)。非謂語(yǔ)動(dòng)詞的用法比較固定,區(qū)別的主要辦法一是和被修飾詞的關(guān)系。一般現(xiàn)在分詞和被修飾詞是主謂關(guān)系,過(guò)去分詞和被修飾詞是動(dòng)賓關(guān)系。二是表示動(dòng)作狀態(tài)的不同,現(xiàn)在分詞表示正在進(jìn)行的伴隨性動(dòng)作,過(guò)去分詞表示發(fā)生過(guò)的被動(dòng)的動(dòng)作,不定式表示具體的將要進(jìn)行的動(dòng)作。掌握這兩點(diǎn),基本就能完成此類問(wèn)題。
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