题目内容：

the students are discussing___a more meaningful holiday.A.how can they spend B.how will they spend
The students are discussing ___ a more meaningful holiday.
A.how can they spend
B.how will they spend
C.how they can spend
D.how they would spend
答案上写的是C
请问为何D不可以呢?

优质解答

would是过去式啊,
你看前面用的是are所以要用现在时