—What are you doing?—I'm the key to the door.A. finding out B. looking after C. looking for
The food my country is quite different that here.
Tom told me his parents had arrived ____ Beijing.
Let’s play table tennis ______ Tuesday morning, shall we?
---______ the heavy rain, we didn’t go camping last Sunday. ---What a pity!
---Can you see some people are waiting _______ the library? ---Yes, They are standing in a queue in front of its gate. A. around B. inside C. outside