问题补充：
There two Chinese classes tomorrow morning.
A. is going to have
B. are going to be
C. is going to be
D. are going to have
答案：
A. is going to have
(答案→)B. are going to be
C. is going to be
D. are going to have
解析：此题考查there be结构的一般将来时，因two Chinese classes是复数，故be的结构要用are
