The bus hit against a tree in the fog and __________to the deep valley, with ten passengers killed and twenty wounded.
Is Mary friend?—No,isn’t.
According to ____recent report, house prices in this city will reach 10000 yuan a square meter by ____year 2016.
In Wuzhen, ______ really old town in Zhejiang, many visitors go there for___fun.
It takes_____time to go there by plane than by ship.