4．A．The same to you．         B．Thank you．                    C．You're OK．

3．A．I would go shopping．                               B．I would like a cup of tea．

　 C．I would take her to hospital．

2．A．Twelve men．           B．Twenty yuan．           C．Three minutes．

1．A．Yes, I do．             B．No, I don't．           C．Yes, I am．

4．（汽）车太多了。我认为更多的人应骑自行车。

                    too many cars．I think more people should ride bikes．

3．2000年世界人口大约有六十亿。

In the year 2000, the world's population                                     ．

2．单击（点击）“接受”，如果有新邮件，你就会看到信息列表。

                             ．If you have new mail ,you will see a list of messages．

1．也许将来所有的小汽车都是电动的。

Maybe in the future all cars                                  ．