--- Why not join us in the game, Kitty?--- _________, but I have to do my homework first.
—How much does it ________ you to buy the bicycle ? —About three yuang.
There are nine______ students at Green High School. Five _____ of them walk to school.
--- Sorry ,I can't sing English songs? --- ___. I'll teach you.
There is _________ swimming pool in front of Jhon's house.
--What can you see on the table? –We can see four ___ and six ______.