________ of the land in that district _________ covered with trees and grass.
You can go out, _________you promise to be back before 11 o'clock.
______, we’ll go camping.
It is in the west of China _____ there is no doubt _____it is going to rain tomorrow.
Please tell me how the accident_____. I am still in the dark.
________ with the size of the whole earth, the biggest ocean does not seem big at all.