—I can’t stop smoking，doctor．
—For your health，I’m afraid you________．
A．may
B．can
C．have to
D．need
—You should not speak so________．They are doing their homework now．
—Sorry，I won’t do it again．
A．loud
B．aloud
C．noisy
—________playing football now?
—Sorry，I have quite a lot of homework to do．
A．Why not
B．What about
C．Why don’t you
D．Shall we
—How do you learn English so well?
—________chatting with my uncle in America online．
A．For
B．By
C．In
D．With
The best way________English is to use it as often as you can．
A．to learn
B．learning
C．learn
D．learns
I found________hard to finish the work in such a short time．
A．that
B．it’s
C．it
D．this
