室内排水排出管自建筑物至排水检查井中心的距高不宜小于______m。
A．1
B．2
C．3
D．10
参考答案：C
已知10m=2，10n=3，则103m+2n=（ ）．
—Could you tell me________________?
—Yes, you can go there by bus.[ ]
A. how can I get to the Miao King City
B. where is the Miao King City
C. how I can get to the Miao King City
D. where the Miao King City is
