A-A+ 4. —Is that your book _________the lost and fo 2022-08-06 08:27:01 问答库 阅读 177 次 问题详情 4. —Is that your book _________the lost and found case? —Yes ,it is.A. at B.in C. on D. of 参考答案 正确答案:B4.B【解析】介词in意为“在……里面(表示地点、范围、部位)”,in the lost and found case意为“在失物招领处”。