To tell you the truth这句话里 为什么前边要加to?

To tell you the truth这句话里 为什么前边要加to? to tell you the truth to tell you the truth. 英语翻译翻译这句话To tell you the truth,I was the one who broken the 为什么用to tell you the truth而不用telling you the truth But to tell you the truth,you need a new car to tell 为什么在you to tell the truth I want to tell you the truth 请分析这句话的句子成分 3010101:to tell you the truth. you have to tell me the truth to tell you the truth. to go to the zoo 为什么用to开头? hit fm里的一首歌有两句歌词是the truth to tell i miss you the truth to t