2019年mba考试英语模拟题——连词829

{01}The girl had hardly rung the bell ___ the door was opened suddenly, and out rushed her friend.
A.before          
B.when            
C.until            
D.since
解析：
本题选B。

{02}I had just got up and was about to cook my breakfast _____ the telephone rang loudly, but it hung
up _____ I could answer it.  
A.when; before        
B.while; before      
C.when; until      
D.as; after
解析：
本题选A。