it's easy to go ___the mountain,but hard to go ___.

it's easy to go ___the mountain,but hard to go ___. I can't tell you.It's a ___t. It's not so easy to loving It's not easy to be everybody! it's not easy to do It's Easy To Remember 歌词 It's easy to say汉语翻译 .it's easy to understand 还是.it's easy to understand it Sarah,let's go to the park this afternoon.Great!But how do we go to the park?It's easy.Come to my It's easy to get thirsty_____ it's too hot. there's no easy way to put this,so I'm just gonna go out there and say it. I knew you were going to go to the party.please explain it.i know it's super easy to you It's time to go It's easy to talk in English is'n it. It's not easy to be an astronaut’s son .. It's easy to understand the question为什么用TO? R :It's easy to say,but hard to do. It's _(easy) to say than to do.