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  • Americans eat ( ) vegetables per person today as they did in 1996 選項(xiàng)A more than twice

    Americans eat ( ) vegetables per person today as they did in 1996 選項(xiàng)A more than twice
    B as twice as many Ctwice as many as希望可以說(shuō)明原因
    英語(yǔ)人氣:155 ℃時(shí)間:2019-08-20 14:13:31
    優(yōu)質(zhì)解答
    選A twice as many
    解析:倍數(shù)的表達(dá)方式之一有:……倍數(shù)+as many(或much)+名詞+其他+as…,所以選C
    倍數(shù)表達(dá)總結(jié):
    1.用形容詞表示甲是乙的幾倍時(shí),用下面三個(gè)句型,用副詞表示則一般只用前兩個(gè)句型.
    (1)……倍數(shù)+形容詞(或副詞)的比較級(jí)+than
    This rope is twice longer than that one.
    這根繩的長(zhǎng)度是那根繩的三倍.(比那根繩長(zhǎng)二倍)
    (2)……倍數(shù)+as+形容詞(或 much)或副詞+as
    Asia is four times as large as Europe.
    亞洲的面積是歐洲的四倍.
    (3)……倍數(shù)+the size(length,height…)of
    This street is four times the length of that street.
    這條街是那條街的四倍長(zhǎng).
    2.要用名詞表示“量”的倍數(shù)時(shí),則用以下兩個(gè)句型:
    (1)……倍數(shù)+more+名詞(可數(shù),不可數(shù))+than
    There are four times more books in our library than in yours.
    我們圖書(shū)館藏書(shū)(數(shù)量)是你們圖書(shū)館藏書(shū)的四倍.(我們圖書(shū)館藏書(shū)比你們的多三倍.)
    (2)……倍數(shù)+as many(或much)+名詞+其他+as…
    After the technique was introduced,the factory produced twice as many tractors in 1988 as the year before.
    采用新的技術(shù)以后,那個(gè)工廠1988年生產(chǎn)的拖拉機(jī)是前一年(1987年)的兩倍.(比前一年增長(zhǎng)一倍)
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