中国石油大学 / 中石油
正确率：100%
20. A: How is your family? B: ______________ .
A、We are fine
B、That' s so nice of you
C、They are fine
D、Nice to see you.
A、We are fine
B、That' s so nice of you
C、They are fine
D、Nice to see you.
参考答案：
佳题速递：