假如你丢了你的红色的铅笔盒.要写个寻物启事.你捡到一块手表.为此写个招领启事.一篇40个单词左右

寻物启事 I lost my red pencil-box last day 。Please return it to me if you get it 。I will be very thankful。招领启事 I picked up a watch yesterday 。If you lost the watch ,please get in touch with me as soon as you can。