--_____ do you improve your listening?---I improve it _____ listening to BBC and VOA.A. How, with B. What, with C. How, by D. What, by
When you feel _____ to watch TV by then, you are all right.
Hobo has lots to eat and drink.“lots” is ______.
Can you please spend _____ explaining it _____ us?
—I’m too busy. Could you do_______ to help me? —Of course. I can do_______ for you if you want me to.
—Do you enjoy traveling by air?—No, it’s ________ expensive.