873÷46=____......____
____(sometime) I visit my grandparents.
— In the present, most of us have no enough money to afford the houses.
— Yes, they are too expensive in Shenzhen.
如图为反映某生理过程或现象正确的是（ ）
我来猜。
去土变八。
谜底是____。
读某地区的石油主要运输路线示意图，回答下题．
