If you ________ the library book, you'll have to pay for it．

A．will forget

B．forget

C．lose

D．will lose

Firemen use water ________．

A．put out fires

B．to put out fire

C．to put out fires

D．put out fire

What ________ if there is no water?

A．happens

B．will happen

C．happened

D．is happening

－Please ________ two intelligent animals on earth．

－Monkeys and dolphins．

A．call

B．bring

C．name

D．take

Tom's father likes ________ smoking ________ drinking wine．

A．both; and

B．both; or

C．all; and

D．between; and

I must keep my room ________ and ________．

A．to clean; to tidy

B．clean; tidy

C．cleaned; tidied

D．cleaning; tidying

The students must stop ________ in class when the teacher is speaking．

A．to talk

B．talked

C．talk

D．talking

The oceans give us food ________ and oil ________．

A．eating; burning

B．eat; burn

C．eating; to burn

D．to eat; to burn

单词填空：用介词under for，by，in，on填空。

1．Mary lives ________ the fifteenth floor of Block B．

2．Many sea animals live ________ the streams, rivers and seas．

3．It's a wonderful world ________ the water．

4．I bought this bag ________ 8 pounds．

5．I go to school ________ bike every day．

选择并抄写单词

There will ________(be; is)a class meeting this afternoon．