________ me the truth, or I’m not going to leave the room.

________ me the truth, or I’m not going to leave the room.

A.Tell

B.Telling

C.To tell

D.If you tell

答案及解析： A

解析：

祈使句，向对话者发出命令、提出要求或建议，这种祈使句的主语you通常不表示出来，而是用动词原形开头。