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  • 幫忙分析下句子結(jié)構(gòu)和that用法麻煩了 我很急 速且優(yōu)者得

    幫忙分析下句子結(jié)構(gòu)和that用法麻煩了 我很急 速且優(yōu)者得
    Computer and video systems,for example,could be used by professional dog trainers to determine the mood of dogs that they were required to approach.(07福建卷E篇)
    74.The underlined word "they" refers to_____
    A.the dogs B.the trainers C.the systems D.the researchers
    choose B
    THAT 引導什么從句?
    英語人氣:307 ℃時間:2020-05-14 16:57:35
    優(yōu)質(zhì)解答
    ..could be used by professional dog trainers (to determine the mood of dogs)(that they were required to approach)括號里的內(nèi)容可省,兩個括號地位是一樣的,所以括號里的是修飾前面的主語trainers.
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