—Do you want to go to the movies with me? 

—                       .          [ ]

A. Sure, this TV show is boring.            

B. That's all right.            

C. That's right.            

D. You're welcome

紧急电话系统由（）三部分组成。

A.紧急电话控制台

B.传输线路

C.紧急电话分机

D.电话员

E.分机电话亭