It’s important to learn to take a positive attitude ________ life when you are ________ trouble.

It is the first time that MrSmith ________ Wenzhou and I’d like to show him around

What’s wrong with you, Darling?—I’m _____a fever. I think I am dying.

I fell asleep while working on this paper_______the computer on.[ ]

Excuse me, could you tell me — Go along this street until you see some buildings with golden roofs.