This is a book ( )and book is new A.an B.a C.the D./

is ,an,book,english,this This is a book ( )and book is new A.an B.a C.the D./ This is a book This is a book,It's an English book.What's this?急. This is a book and book is new.An .A .The ./ —Is this _________ interesting book?—Yes,this book is _______ interesting.A.an,an B./,/ C.an,/ D./,an this is an interesting book改为感叹句 Is this a book? Yes,this is. This is s book.(a book提问) This is()book This is()eraser That is ()notebook That is()lDcard This is()English book用a或an填 book?what is thisWhat are these?Is this a book?What are these?This is an eye ...what are these is this a book?what are these this is an eye... This is ______ useful book. A. a B. an C. the D/This is ______ useful book.A. a B. an C. the D/要解释 This is a book答语 This is a map.That is ()English book.填a或an? 改成复数句This is a book.That isn't an egg.Is this a book?Yes,is is.Your picture is very good. this,is,an,and,book,that,a,is,apple 连词成句 This is a book （划线部分提问）划线:book It is an apple.(改为否定句) This is ( )English book A.a B.an C./ 选什么