这句话对吗?----No ,It's not my pen!我记得否定的回答不能省略吧！和It isn't my pen 他们哪个更好！比较正确？

It’s business ,it is not personal.这句话对吗 it's Eddie's fish.这句话对吗 这句话对吗?----No ,It's not my pen!我记得否定的回答不能省略吧！和It isn't my pen 他们哪个更好！比较正确？ It's time they went home.这句话对吗? It's easier said than done.这句话对吗? It's rain. 这句话对吗?同上在线等 It's a girls' picture这句话对吗 it's a desk and a chair这句话对吗? it's a desk and a chair这句话对吗 It's easy to feel sad,这句话对吗? 这句话中的系动词用得对吗?For American it’ s hard to imagine living in a place where there is no cars It have opened for no more than a week这句话对吗? I have no idea of how to do it.去掉of这句话对吗、 no matter what's happend ,i love you,这句话语法对吗? Is it your book? it's your . 回答这句话对吗 It often snow here.这句话对吗?it often snows here.为什么snow上要加s啊? 有没有哪个词组句型类似于it's all worth it?这句话对吗? Let's talk it later.这句话对吗?为什么用it later?