从方框中选择最佳选项完成对话，有两项多余。

　　Tony：Hello,Lucy．I haven't seen you for several hours．Where have you been?

　　Lucy：Hello,Tony．　　1　　．And I have found some information about the universe．

　　Tony：Really?Would you like to tell me some?

　　Lucy：Of course．What do you want to know?

　　Tony：Well 　　2　　

　　Lucy：Millions of years．

　　Tony：Wow!So long．　　3　　

　　Lucy：Not yet．But they have discovered water on Mars．

　　Tony：That sounds very interesting．Have they found life on Mars?

　　Lucy：No,they haven't．And scientists have already found that there's no life on the moon．

　　Tony：　　4　　

　　Lucy：Yes,that's right．Oh,I want to return the book about the journey to space to Jack,but I can't find him．Where is he,do you know?

　　Tony：　　5　　．You can find him there．

　　Lucy：Thanks a lot．

1．________

2．________

3．________

4．________

5．________

根据对话内容,选择怡当的答案补全对话。

Darning： Do you have a computer at home, Tom?

Tom： Yes, I have one．

Darning： I have one, too．　　1　　 Can you help me?

Tom： Of course．

Darning： How can I do my homework on the computer?

Tom： 　　2　　

Darning： What's the mouse? 　　3　　

Tom： Yes．It looks like a mouse．And you write your homework in the new document．

Darning： And then how can I save the document?

Tom： You just click “save” and write a name for it．

Darning： 　　4　　

Tom： In the box．　　5　　

Darning： Thank you．

Tom： You're welcome．

A．Is this it?

B．First, use the mouse and click “new document”．

C．But I can't use it．

D．And then click “save” again．

E．Where do I write the name?

1．________

2．________

3．________

4．________

5．________