目前国内高尔夫球具用品消费人群市场较小，仅限于（）和高尔夫球手
参考答案：高尔夫爱好者
重力式码头对地基的要求较高，而板桩码头除特别坚硬或过于软弱的地基外，一般均可采用。
The subway was crowded with passengers going home from market, most of _____ carrying heavy bags and baskets full of fruit and vegetables they had bought there.
A．whom
B．them
C．who
D．which
