that book is bob's改成复数形式

that book is bob's改成复数形式 This book is Bob's.That book is John.These books are_____.如题,A.Bob's and John'sB.Bob's and JohnC.Bob and John's Bob is said to have studied abroad 改成 it is said that Bob _______ 怎么改 who is that?A.That's a student B.It's Bob C .This is Bob That schoolbag is Bob'改为同义句That schoolbag is Bob's bob's mom is 把That book is a storybook.that book has a red cover.改成复合句 This book ( ) Bob's.Look!That's his name.This book ( ) Bob's.Look!That's his name.A.may beB.must beC.can't beD.mustn't be说明原因 That() English boy is Bob 填空 1 whose cap is that?it's（ ）.it's bob's. He is Bob改成一般疑问句 That is Tom's book.(对Tom's提）? That is Tom's book.(对Tom's提问） That book is Tom's(对Tom's提问） That boy is name is Bob.对Bob提问 That boy is name is Bob.对Bob提问 【英语】__my book.__your book.A.This is；That's B.This's；That's C.This is;It's D.This's；That is如上 [1.This`s 2.this is 3.that]a book.