问题描述：
给下列句子排列,组成一段对话
1 But where is mine?I can’t find it.2 No,it isn't.3 Excuse me.Is this your book?4 Is it on the desk?5 Is it in your schoolbag?6 Yes,it is.Thank you.7 Oh,yes,I find it!
1 But where is mine?I can’t find it.2 No,it isn't.3 Excuse me.Is this your book?4 Is it on the desk?5 Is it in your schoolbag?6 Yes,it is.Thank you.7 Oh,yes,I find it!
问题解答：
我来补答展开全文阅读