【题目】I hate it when she calls me at work—I'm always too busy to _____ a conversation with her.
A.carry on
B.break into
C.turn down
D.cut off

【答案】A
【解析】句意：我讨厌她在上班的时候给我打电话。我总是太忙了不能和她进行谈话。A.进行；B.破门而入；C.拒绝，声音调低；D.切断。故选A。