It is Lucy's dictionary.改为否定句子

It is Lucy's dictionary.改为否定句子 This ruler is Lucy’s .Please give it to（）. --whose watch is this ?---【 】,回答为什么不能是this is lucy‘s 而是it is lucy’s,请解释,谢谢 Lucy's coat is n__,but Lucy's is o___ -----------------------------?That cat is Lucy's. -----------------------------?That cat is Lucy's. 英语选择题：Who's that? ( ) is Lucy. A This B It C That D She's Is this Lucy's schoolbag? No,it's not hers.hers这一个用的对不对? let's give whatever it is up there a nice ,big,.Lucy's room welcome.翻译 Lucy's baseball,your baseball,that is not,it is ,连词成句 where is Lucy's coat? ____ _____ ____ the desk? Yes, it is. How is it that your composition is the same as Lucy's请翻译这句话 Lucy和Lucy's的区别Whose dress is this?It's _______.A.Lucy B.Lucy's C.Jim D.Jim's但是为什么是B不是A,请分析一下. Lucy：Is it a nice bedroom?Lily：————A：Yes,it‘s.B:No,it's notC:Yes,it is D:No,it is 填空：Mother：Where is your bag?Lucy：I can‘t see.Mother：Is it on your desk?Lucy：NO,isn’t接着上边的：填空：Look!It‘s（ )( )( --Who's this?--( ) is Lucy.下面四项选什么?为什么?This/It/That/She It ( ) this cap is lucy's其实我有点觉得这道题出错了 It’s to lucy,()birthday is in july怎么填怎么填呀