It was dark but I could see a man on the floor with a rope.A. lie tie upB. lay tied u

问题补充：

It was dark, but I could see a man on the floor, with a rope.

A. lie, tie up

B. lay, tied up

C. lying, tied up

D. lying, tying up

答案：

A. lie, tie up

B. lay, tied up

(答案→)C. lying, tied up

D. lying, tying up

解析：考查非谓语动词：句意：天色很黑，但我却能看到一个人躺在地上，被绳子绑着。 天色很黑，但我却能看到一个人躺在地上，被绳子绑着。第一空填lying做宾语补足语，see sb doing看见某人正在做…，第二空填tied up，也是宾语补足语，因为a man和tie up是被动关系，用过去分词做宾语补足语，选C。