从II栏中找出I栏中的应答句。

( )1.How long have you been like this?     

( )2.Why didn't you go to the party?      

( )3.Has Jim gone to Japan or Cuba?        

( )4.Lucy is an excellent student.      

( )5.Would you like to be a greener person? 

                             II                                                                            

A. Yes, he has.                                                                 

B. Of course.                                                                  

C. Cuba.                                                                      

D. So she is.                                                                   

E. Because I had to look after my sick mother.                                                                                  

F. You are welcome.                                                            

G. Since last week.          

3G业务体系按技术基础可以分为（）

A.2G迁移业务

B.2G增强业务

C.3G标志业务

D.3G增强业务

E.3G补充业务