根据对话内容，从对话后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

Shopping Clerk: ___1___?

Customer: Yes. I want to buy a stamp. ___2____?

Clerk: It’s 50 fen. ___3___?

Customer: Four stamps.

Clerk: They are 2 yuan altogether.

Customer: Here's the money.

Clerk: ___4____.

Customer: Thanks.

1．

[　　]

2．

[　　]

3．

[　　]

4．

[　　]

5．

[　　]

A. How are you

B. Can I help you?

C. How much is it?

D. How many do you want?

E. Here are the stamps?

F. How about it?

阅读表格，选择正确答案，

1．What lessons do they have at 1︰45 pm on Wednesday?

A．Physics．       B．Chemistry         C．History．       D．Math．

2．Do they have lessons at 10︰30 am on Thursday?

A．Yes, they have．                    

B．No, they don't．

C．We can't know from the timetable（课程表）．

D．No, they haven't．

3．On Friday, a physics lesson begins（开始）at              ．

A．9︰10 am                                      B．10︰30 am

C．1︰45 pm                                        D．3︰00 pm

4．How many lessons do they have in a week?

A．10．                 B．11．          C．12．            D．13．

5．How many kinds of lessons do they have in a week?

A．3．                B．4．             C．5．             D．6．

——Can your father and mother play the piano?

——____________

A．Yes，they do            B．No，they can't            C．No，they aren't

    Computers are useful machines．They can help people a 1ot in their everyday life．For example，they can help people save much time，and they can help people work out many problems they can't do easily．Our country asks everyone to learn to use computers except the old people．

    Today more and more families own computers．Parents buy computers for their children．

    They hope computers can help them improve(提高)their studies in schoo1．But many of the children use computers to play games，to watch video or to sing Karaoke．instead of studying．So many teachers and parents complain that computers can not help children to study but make them fall behind．So computers are locked by parents in the boxes．   

    In some other countries，even some scientists hate computers．Thy say computers let millions of people lost their jobs or bring them a lot of trouble．

    Will computers really bring trouble to people or can they bring people happiness? It will be decided by people themselves．

1．Why do we say the computer is a useful machine? Because        ．

    A．our country asks us to learn it

    B．it can help us a lot

    C．we can use it to play games

    D．it can help us to find jobs

2．What do many teachers and parents complain about?

    A．Their students and children use computers to play games．

    B．Computers let them lost their jobs．

    C．Computers make the students and children fall behind．

    D．Computers bring people a lot of trouble．

3．In this passage we know computers．

    A．also bring us trouble

    B．bring us happiness only

    C．are hated by people

D．are bad for people’ health

4．Can computers really help children to study?

    A．Yes，they can．                B．It’s easy to say．

    C．No，they can’t．                       D．Of course not．

5．How do you understand the last sentence of this passage? I think it means

    A．computers are used by people

    B．people can live well without computers

    C．one must decide how to use computers

    D．computers are strange machines