hear 0f聽到，聽說
    put into effect生效
    get out of control失控
    come to a conclusion得出結論
    decline invitation辭謝邀請
    put into use使用，應用
    put into practice落實
    be satisfied with滿足
    hardly…when剛…就…
    avoid doing sth．避免干某事
    come about發(fā)生，出現(xiàn)
    in support 0f支持
    bring about發(fā)生，引起
    be different from與…不同
    out of the question絕不可能
    in time及時
    indifferent to不在乎
    above all最重要的
    prepare for準備
    first of a11首先
    get to開始；到達
    at the moment此刻
    be on sale 出售
    carry through完成
    be in demand需要