Jim with his best friends _______ going toplant trees next Saturday.

I don’t know where to go this summer vacation.——Why not_____visiting HuanggangThere are many places of interest there.

I don’t know ____ or not he is right.

After graduation she reached a point in her career _____she needed to decision what to do

Could you tell me when Mr. Li ______ in Beijing–Sure. When he _____, I ’ll call you.