詞匯選項(xiàng)
    Current demographic trends， such as the fall in the birth rate， should favor accelerated economic growth in the long run.
    A.fashionable
    B.rapid
    C.modern
    D.contemporary
    【正確答案】 B
    【答案解析】 答案選B.劃線詞表示“迅速的，飛快的”，與rapid意思一致，故B是正確答案。