选择单词，补全句子。(24分)
 
（1）This letter is ________ your mother.
（2）Is there a letter ________ me?
（3）This is a picture ________ the Great Wall.
 
（4）These are English stamps，________．
（5）I don't like these ________ stamps.
（6）Do you want ________ collect stamps?

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.

–How do you go to school? （ ）
--________bus.

A．On

B．By

C．In

D．Of

They live ____ the UK. ( )

A．on

B．in

C．at

What happened _________ you?    (  )

A．for

B．to

C．of