—These days all China is worried about the plane of MH370.—Yes. All the world wants to know________________.
There goes the bell. Hurry up, _______you’ll be late for class.
We haven’t decided _______ we’ll go to Shanghai next week.
My friend Li Xiao knows my hometown very well because he _______ there many times with me.
. Mary spends a lot of money on clothes _______ her family is not rich.
—Shall we go out for a walk?—Sorry, I can’t. I _______ my homework.