It is up to

it.is.up.to. It is up to It is up to you it is up to you it is up to me it is up to sb to do It is up to you to decide . It is up to you 是什么意思? It is up to you 什么意思? it is time to give you up It is time to end up. it is up to 6 hours per It is 6:50.It is time to （）up. 英语 it is just up It is just up to what you want to say it is just up it is your turn to clean-up还是 clean up it is time to give up!it is time to give up! If it is to be,it is up to me.特别是up tu me . if it is up to be ,it is up to me的意思