问题:
The post office is along this road ________ .
A.on the right
B.on right
C.at the left
D.at left
The post office is along this road ________ .
A.on the right
B.on right
C.at the left
D.at left
A.on the right
B.on right
C.at the left
D.at left
参考答案: