—do you have in the morning? — Chinese and math.A. What classB. Whats favorite subjectC.

问题补充：

—do you have in the morning?

— Chinese and math.

A. What class

B. Whats favorite subject

C. How many classes

D. Which classes

答案：

(答案→)A. What class

B. Whats favorite subject

C. How many classes

D. Which classes

解析：句意：——在上午你们上什么课？——语文和数学。 A. What class什么课； B. Whats favorite subject 最喜欢的科目是什么。C. How many classes多少课； D. Which classes 哪一节课。have class上课。根据Chinese and math.可知此处问上什么课，用what class来提问。

故选A。