If I you,I buy a bike for him.
If you like the ice-cream , you may have as __________as you can.
There isn't in this book, so is interested in it.
The Yellow River is the second _______river in China.
—I don’t like this pair of glasses. Could you show me ? —OK. Here you are.
— How was his homework?—He did not write _________, though he had ___________.