改错题。
1. We usually eat dumplings at Mid-Autumn Day.
________应改为_______.
2. Nian is afraid of the colour green.
_______应改为_______
3. In Chinese New Year’s Eve，families have a big dinner together.
_______应改为______
4. The Double Ninth Festival is on October or November.
_______应改为______

选词填空
1.Thank you________your help, Sally. (for / to / four)   
2.Can you put________on his bed? (they / them / their)   
3.Whose cap is this? It's________. (me / my / mine)   
4.Look at your bedroom. Let's tidy________up. (is / it / it's)   
5.This is not________kite. This kite is blue, but________is yellow. ( I )   
6.________socks are those? (Who / Whose / Who's)

It’s a picture ____the Great Wall. (   )

A．off

B．at

C．of

Mr Baker is a PE teacher ____Australia. ( )

A．on

B．in

C．from

—How long did he play the piano? (    )
—He played the piano __________ about half an hour.

A．with

B．to

C．for