在高速公路上遇分流交通管制时，可不驶出高速公路，就地靠边停靠等待管制结束后继续前行。
参考答案：错
Their products enjoy 30 percent ________ of the market in this country because both the quality and their service are fine.
A．features
B．shares
C．interests
D．sales
采用蒸汽喷射器的热水供暖系统，取代了（）
A、表面式汽水换热器
B、循环水泵
C、节流装置
D、A+B
