found out ,looked for ,.helped with ,worked at的意思

found out ,looked for ,.helped with ,worked at的意思 A- looked at ,looked out ,looked in ,looked 的意思 looked for ,looked up ,looked at,looked out of的区别与用法, I lost my keys ,I have ___(looked,looked for,found,founf out At last, he ______who did that.A found B found out C looked 英语提问：I（）but found ( ).1.looked at;noboby 2.looked for;anybob looked for looked at looked down looked for和find与find out以及found和look for都有什么区别? I looked out and found the ground ____ with white snow because it worked out so 'well' for you last time的意思 为什么是you I have worked with him for some time and have found that he look at look for look out look up的意思