有关地方人民政府应在饮用水水源保护区的( )设立明确的地理界标和明显的警示标志。
A．中央 B．左方 C．边界 D．右方
参考答案：C
28. This is the road ________ the mountain.
A．lead to
B．leading to
C．led to
D．leads to
----- Tommy , do you know if Mike ______ to the museum next Sunday if it _____ fine ?
------ Sorry , I have no idea .
A．will go ; is
B．goes ; is
C．will go ; is going to be
D．goes ; will be
