(2013·辽宁五校二模)—Mum, can I watch the TV program for another twenty minutes?
—Sorry, dear, it's time you to bed.
A. went
B. go
C. will go
D. must go
网友回答
(答案→)A. went
B. go
C. will go
D. must go
解析：选A 考查虚拟语气。在It's (high) time that ...句型中，从句的谓语通常用一般过去式或“should＋动词原形”(should不可省略)，故A项正确。