This isn't my pencil box.-----is red.A.My B.Mine C.Her D.his

This isn't my pencil box.-----is red.A.My B.Mine C.Her D.his 英语翻译Is this you pencil?Yes,it isIs this my pen?No,it isn'tIs that his book?Yes,it isIs that her erase?No,it isn't This ( 选项 ) my pencil case.A.no is B.isn't C.is no D.not is That isn't my pencil case.变为复数 The pencil isn’t m___,it's my sister Is this a pan?____,it isn 't.Is this a pencil?_____,it is. is this your pencil case?___a 、yes,it's b 、no,it isn't 初一英语：把下列句子变成负数形式例：This is a pencil.------These are pencils.1.That is a pen.--------().2.What's this?------()?3.Is this a chair?-------()?4.No,it isn't------().5.That is my teacher.-------(). 填空：Is this____pencil case? No,It isn't my pencil case. -Is this a pencil?-_________.A.Yes,thi-Is this a pencil?-_________.A.Yes,this is.B.Yes,they are.C.No,it isn't. there isn't a pencil是什么意思 选择填空.1.【 】-----Eddie and danny live in shanghai now .A.Both B.All C.the2.【 】is this your cushion?NO.-----is ysllow.A.my B.mine c.me3.【 】whose pencil is this?lt isn’t------pencil.lt’s----- A.my,her B.l,his C.my,hers4.【 】lin This isn't my brother 变复数形式 this isn t my grandparent改为复数形式 This isn’t my bike.（）I is over there This isn't my shirt.It's_________(you) This isn't my notebook.变为一般疑问句 this just isn't