It's not easy ___to play table tennis 1 learn 2 learns 3to learn 4learning 应该填什么 为什么

It's Not Easy Bein' It'S Not Easy 歌词 It's not easy ___to play table tennis 1 learn 2 learns 3to learn 4learning 应该填什么 为什么 It's not so easy to loving It'S Not That Easy 歌词 It's not easy to be everybody! it's not easy to do It's easy,so it's not d____.填什么 It's not easy to be an astronaut’s son .. It's not easy to speak english well.改同义句 English well is not easy. It's not easy for_____(we)to learn English well. It's not so easy ()(养育作为宠物) at home it's not easy to forgettsomeehing that really happy： Home schooling sounds easy,but it's really not I think Maths is not easy ,but it's it's not easy to find .后面填什么? “it’s not easy being green” 原文是：Apparently,it’s not easy being green,for humans either. This question isn't easy.It's very____________ A.difficult B.difficulty C.easy D.not easy