问题
When the police broke into the room, they were terrified at the scene: a middle-aged man lying on the floor, with a cupboard _______him, his feet and hands ______ tight with electric wires, his throat _____ open and a pair of scissors ______ deep in the chest. [ ]
A: covered; tied; cut; cut
B: covering; tying; cutting; cutting
C: covering; tied; cut; cutting
D: covered; were tied; cut; cutting
B: covering; tying; cutting; cutting
C: covering; tied; cut; cutting
D: covered; were tied; cut; cutting
正确答案是：
