选词填空。
of, in, about, into, to 
1. We flew ________ the earth in it.
2. Mr Yang flew ________ space in shenzhou V.
3. We are proud _________ him.
4. He tells us _________ his space travel.
5. Mr Yang made a video _______ space.

It's ______ invitation ______ Jack's birthday party. （   ）

A．a, for

B．an, to

C．an, at

Our summer is ______ June ______ August. (   )

A．from; to

B．between; to

C．too; to

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 cold. Don’t run ______ the stairs. You ______ get hurt. ( )

A．on; may

B．in; must

C．on; should