Question

The girl had hardly rung the bell ________ the door was opened suddenly, and her

The girl had hardly rung the bell ________ the door was opened suddenly, and her friend rushed out to greet her．
A. before
B. until
C. as
D. since

Answer 1

答案A
根据“rung the bell”和“the door was opened”的发生先后，可以得出答案。句子的含义是：女孩还没来得及按门铃，门就突然打开了。她的朋友们一拥而上去欢迎她。