中线和腰线分别代表着巷道的()和()。
参考答案:方向;坡度
350与70的差是14的( )倍。
--Excuse me, can you tell me _______?
---Sure. There’s a good restaurant on Renmin Road.
A.where I can post letters
B.what movie I can see here
C.if there’s a good place to eat in
D.how I get to the bus station