The pencil isn’t m___,it's my sister

The pencil isn’t m___,it's my sister This isn't my bag.M__ is a yellow one.那个M__ 是要填My 还是Mine? there isn't a pencil是什么意思 介词填空：The pencil isn't yours.It's mine.Please give it back____________me. There isn't any ___________ in the pencil-boxHe sent _________ to his grandpa__________are my good friends There isn't any ___________ in the pencil-boxHe sent _____ to his grandpa__________ are my good fricnds It isn't his pencil-box?改成复数 That isn't my pencil case.变为复数 there isn't a pencil.here's a pencil for you.（改成肯定句） This isn't just the what do you think of the basketball caps?I dong.t m__ them 改祈使句 The window isn't clean The door isn'tshut The wardrobe isn't open is this your pencil case?___a 、yes,it's b 、no,it isn't Is that his pencil?No,it isn't.改为复数形式 填空：Is this____pencil case? No,It isn't my pencil case. This isn't my pencil box.-----is red.A.My B.Mine C.Her D.his Is this a pan?____,it isn 't.Is this a pencil?_____,it is. The shower isn't working at the