选择题They are going hiking____ . A. next sunday B . on sunday C. in the morning 到底选哪个最佳答案

问题描述:

选择题They are going hiking____ . A. next sunday B . on sunday C. in the morning 到底选哪个最佳答案
为什么?

A.next sunday
因为are going hiking是现在进行时表示将来动作.因此要用将来时间.