— Why do you think ______?
— He could ______ for exercise.
| A．is the man running, run | B．the man is running, be running |
| C．does the man run, run | D．the man runs, be running |
------Goodbye, class.
------_____________.
A. Goodbye, Miss Zhou.
B. Good morning, Miss Zhou.
C . Thank you, Miss Zhou.
. ------________ is the cat?------ It’s white.
A. What B. What colour C. How old
---- ________ are you?----- Fine, thank you.
A. What B. How. C. How old
----_______ are you?—----I’m thirteen.
A. What B. How. C. How old
----- Sit down, please.----- ____________.
A. Thank you B. I’m sorry C. Goodbye