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  • She looks sad.Could you please tell me ____that prevents her form being as happy as before?

    She looks sad.Could you please tell me ____that prevents her form being as happy as before?
    a.what it is
    b.it is what
    c.how it is
    d.it is how
    +原因
    老師說(shuō):"被包含時(shí)一般用陳述句",
    英語(yǔ)人氣:396 ℃時(shí)間:2019-08-20 21:53:05
    優(yōu)質(zhì)解答
    A.
    你可以把從句單獨(dú)拿出來(lái)分析,如果是單獨(dú)的句子,就是what prevents her .,所以肯定不是HOW,然后that是代詞做從句的主語(yǔ)的.B的話IT也是形式主語(yǔ),兩個(gè)主語(yǔ)肯定不對(duì)嘛.
    或者你可以把what it's that 看成做從句主語(yǔ).
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