Is thisyour pencil?请问答句是Yes,this is.It's my pencil.还是Yes,it

Is thisyour pencil?请问答句是Yes,this is.It's my pencil.还是Yes,it 英语翻译A:is this your pencil?   B:yes,it is.it's my p Is that a pencil?的答语是Yes,it is.还是 Yes,that is. Is this your pencil?Yes ,it is.变复数 英语翻译Is this you pencil?Yes,it isIs this my pen?No,it isn'tIs 翻译成中文IS THIS YOUR PENCIL .Yes,it`s mine.this is an eraser an is this your pencil case?___a 、yes,it's b 、no,it isn't Is this you pencil 为什么不能回答 yes,this is.而是要用Yes,it is. 改错改错Is that a pencil case?Yes,it's. What's this the pencil case Yes ,it is.哪错了 Is this your pencil sharpencr?Yes,it's.哪里错了 --oh,it's beautiful pencil-box ,isn't it?--yes,it is ,It ___