把That book is a storybook.that book has a red cover.改成复合句

把That book is a storybook.that book has a red cover.改成复合句 Is that a book改为复数形式 Is that a book 的同意句. is that a book?作否定回答 Is that a old book改错 It is a book把a book改为特殊疑问句 对划线部分提问This is a book（a book）.That is a red book（a red book）. That she wrote that book is a story itself 把Is that your math book 改为陈述句怎么改 把下面的句子变为复数形式1.This is my sister2.That is his brother3.what is that4.Ls this your friend5.that isn't a book That book is a story book .That book has a red cover .(合并） That book ——has a red cover ___ a我写在下面：storybook That book is a story-book. That book has a red cover.（合并一句）这样的形式：That book____has a red cover____a story-book. this book is 20 yuan .that book is 30yuan .so that book is ___ than this book .A.expensive B.more expensive C.most expensive that is an english book划线提问,把an english book划了线,提问是? this is a book 提问This is a book .a book提问____ ____ this That is a quilt .a quilt 提问____ ____ that that is a not book 连词成句 连词成句.really,is,book,that,a,boring（!） this book is a little different -----that one