her,is,pencil case,that（连成一个完整的句子）

that is her pencil case改为一般疑问句 Is that her pencil case?（做否定回答） 把this is her pencil case 改为一般疑问句 not it her is pencil case连词成句 the pencil case is( ). Jenny is in the classroom.She is putting her pencils in her pencil case my pencil is ____ my pencil case 填空：Is this____pencil case? No,It isn't my pencil case. what ( )is your pencil case? This is his pencil case. 用not、this、her、is、case、pencil一句话再用pen、that、his、is It's my pencil case 改为否定句This is her ruler 改为一般疑问句 her,is,pencil case,that（连成一个完整的句子） Is that her pencil case?(作肯定和否定回答） i can't f____my pencil case. is this your pencil case?___a 、yes,it's b 、no,it isn't is that pencil case 怎么改? Is this your pencil case中文