-________ books have you got?
-About twenty-two.
-________ is the piano?
-It's 5000 yuan.
-Who are they?
-We call ________ Mr Wang and Mr Smith.
一Do you know Hong Zhanhui?
一Yes. He’s the college student has moved Chinese people a lot
--Can you tell me ________?
--Two weeks ago.
--______ shall we meet?
--At about seven o'clock.
--What will Mountain Emei be like in 2008?
--There will ______ more trees.