It’s already 6 o’clock now. Don’t you think it’s about time we _

It’s already 6 o’clock now. Don’t you think it’s about time we _____ home?
A、will go
B、went
C、are going
D、would go
【正确答案】：B
【题目解析】：It is high/about time that“正是干……的时候了”，从句谓语动词要用过去式或用should加动词原形（should不可省略）。