单选题
It's dark outside now. Don't you think it's about time ______?
A、
we were going home
B、
we go home
C、
we went home
D、
we can go home
【正确答案】
C
【答案解析】
It's(high/about) time that(是该做……的时候了)这个句型有催促的意味,要用虚拟语气,即从句中谓语用一般过去式,其中that也可省略。
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