---Is Sonia your?---Yes she and I are in Class 4 Grade 7 at Blue School.A. teacherB. clas

问题补充：

---Is Sonia your?

---Yes, she and I are in Class 4,Grade 7 at Blue School.

A. teacher

B. classmate

C. aunt

D. mother

答案：

A. teacher

(答案→)B. classmate

C. aunt

D. mother

解析：句意：--苏菲是你的同学吗？--是的。她和我都在蓝天学校七年级四班。teacher老师；classmate aunt阿姨；mother母亲，由答语可知选B（同学）。

考点: 考查名词的用法。