It’s time ________ go to bed. (    )

A．to

B．for

C．and

改错。
【小题1】The dolphin isdanceing!   （____）___________
A B   C
【小题2】Theyaregoates. （____） ___________
A   B   C
【小题3】We areonthe zoo. （____）  ___________
A  B   C
【小题4】I wantgo tothe theme park.   （____） ___________
A    B C
【小题5】What'sare these in English? （____）   ___________
A    B C

读句子并选出合适的词填空

A．on

B．in

C．by

D．from

E．to

F．of

【小题1】My family is very important________me.I love my family.
【小题2】The smoke ________the cars and buses makes the air dirty.
【小题3】—How did you go to Pairs for your holiday?
—I went there ________train.
【小题4】We get a lot of things________ trees.
【小题5】It keeps them high________ the sky.
【小题6】We live________ the Earth.The Earth is our home.
【小题7】What should we do________keep the air clean?
【小题8】Take a piece________cloth.

You  have _____sports  for  exercise!

A．to play

B．playing

C．plays

介词填空题。
1. You’re good _____ math.
2. She often works _____ holidays.
3. He takes people ______ different places.
4. They make cars _____ us.
5. Lily want _____ be a scientist.