15.-Shall we go on watching the HDTV programme? It is too wonderful. -No. It's time we to bed. A.must go B.shall go C.have to go D.went 答案与解析:D 考查固定句型.It is time sb. did sth.或It is time that sb. should do sth.为固定句型.意为“该某人做某事了 . 查看更多

 

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―Shall we go on watching the HDTV programme? It is too wonderful.

―No. It’s time we       to bed.

A. must go                   B. shall go                    C. have to go                 D. went

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