根据下面表格内的信息提示，写一个寻物启事。lostColourThings in itschoolbagblack and whitean English book,

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lost	Colour	Things in it
schoolbag	black and white	an English book, three keys and a toy
pencil box		a ruler, three pens and four pencils

1. 根据下面表格内的信息提示，写一个寻物启事。lostColourThings in itschoolbagblack and whitean English book, three keys and a toypencil boxa ruler, three pens and four pencilsLost and FoundI lost my ▲. It's ▲ . There is ▲ in it. Can you help me?