什么易进不易出?What is easy to get into but hard to get out of?

什么易进不易出?What is easy to get into but hard to get out of? what is math?i think is easy what is music?I think is easy. what is the best radio s——?Easy Learning is great空里应填什么 ()easy question it is!括号选什么 A.What B.How C.What a D.What an He is easy to get along with中的 is easy 叫什么is easy 做什么成分，叫什么 WHY WE HERE?WHAT IS SOUL?A EASY QUESTION Love is not easy 什么意思 everything is so easy.什么意思 WHAT IS 气体的溶解度?还有易溶,难溶,能溶,不易溶的区分标准是什么?O2,H2,N2,CO2,CO等气体是易溶,难溶,能溶,不易溶中的哪一个? 物质易不易升华与什么有关? 易容不易电离的有什么 volleyball is not easy for me和volleyball for me is not easy有什么区别 What isn't easy about learning English和what isn't easy for learning English有什么区别 英语翻译What subject is easy for you?What is difficult for you?What do you usually do at home?中文翻译 括号内填什么Rose is () than Frank.A.very easy-goingB.much easy-goingC.much more easy-going choosing what to eat is on longer as easy as it once was,都用了什么语法,帮忙分析下? What is she like?She is ______.A、prettyB、pretty easy-goingC、good-lookingD、very tall