What a great weight I felt taken off my mind I heard I had passed the College Entrance Ex

问题补充：

What a great weight I felt taken off my mind I heard I had passed the College Entrance Examination!

A. while

B. the moment

C. until

D. before

答案：

A. while

(答案→)B. the moment

C. until

D. before

解析：the moment是名词词组用作连词，用来连接时间状语从句，意思相当于as soon as。句意为：一听到我通过了大学考试，我感到如释重负。