l lost my key.i_____it everywhere,but l didn't ___it

I ___ my book everywhere ,but I can't ___it. I l()my pen,but the pen in the lost and found case isn't my l fell off the bike,but l didn't hurt.How l( )l am. yesterday henry____this dog,but he didn`t ___it I have to wait for my mother,for l have lost the key of the l ,looking ,am,lost,key,for,my,连词成句,快,求 Jack ____his keys everywhere ,but he couldn't find them.答案是l I _____it everywhere ,but i can`t ___it.A.found ;look B.find -- oh my god l can't find my key to the office -- don't worr at ( ),l didn't know him ,but now l do .括号里填什么单词 l didn't hand in the homework because l l______(留下）it in my when l was a child my parents didn't have many money and l h