Tom is university student and he majors management at college.A. an inB. a inC. an /D.

问题补充：

Tom is university student and he majors management at college.

A. an, in

B. a, in

C. an, /

D. a, at

答案：

A. an, in

(答案→)B. a, in

C. an, /

D. a, at

解析：major in 表示主修，为固定词组搭配。再根据university的首个音标为辅音，故选B