--- Mr Wu, could you tell me ________?--- You’d better do more speaking.
-- Could I clean the room for you ?--- No, thank you. I ________it myself.
Mr. Yang teaches ______math and is very strict with us.
He has few friends and often feels lonely , _______he has much money.
I will go to Hangzhou sometime next week. Perhaps I _____visit you at that time.
In class , our teachers always stand______ us in order to hear us clearly.