Question

【题目】--- ______ are the students in your class?
--- Most of them are only fourteen.
A.How long
B.How old
C.How many
D.How often

Answer 1

【答案】B
【解析】句意：——你们班学生多大？——大部分只有14岁。how long多久；how old多大；多少岁；how many多少；how often多久一次。根据回答可知选B。