目前我国城市住房的供给主要有三类:廉租住房、经济适用房和商品住房。()
参考答案:对
—Will you go to Japan for travelling on time after the earthquake?
—____________.
A.Watch out
B.I’m afraid not
C.I see, thanks
D.All right.
秋熟旱作田发生的莎草科杂草主要有哪些?