Returning to the room, _____.

　　A. the book was lost　　　　　　　　 B. I found the book missing

　　C. the book was missing　　　　　　　D. I found the losing book

 ____ only 20 minutes to go before the train left, I felt uneasy in the taxi to the railway station.

　A. For 　　　　　             B.I had 　　　　            C. With 　　　　  D. As

—This is English Department of Beijing University.?

—Hi,I’m a student in English Department.I need to know the foreign professor—Mr.Smith’s email address.?

—__________.I’m sorry,Mr.Smith does not have an email address in our system.?

A.Just a minute　         B.I see

C.At your service　       D.It’s you ?

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，并将答案写在本题下面的横线上。选项中有多余选项。

A:What’s your opinion about this design? 　1　

B:I have never seen a better one.　2　

A:Thanks.I was afraid that you wouldn’t like it.

B:Really?　3　

A:We will have to hire some famous models for the advertisement.

B:It may cost a lot.but it will really bring in more benefit for us.　4　

A:Who do you like better,the models from home or abroad?

B:I think models from home may be more popular among the young.They may bring better results.

A:That’s true.　5　 OK,let’s choose the best models now.

 ----- I’d like to invite you to dinner this Saturday, Mr smith. -----________.

A. Oh, no. Let’s not 　

B. I’d rather stay at home

C. I’m very sorry, but I have other plans 　

D. Oh, no. That’ll be too much trouble