i have——much work to do that i cant go out with you横线是填so还是too为什么

i have——much work to do that i cant go out with you横线是填so还是too为什么
i have——much work to do that i cant go out with you
横线是填so还是too为什么

i have——much work to do that i cant go out with you横线是填so还是too为什么
too 以强调多 so是强调心情