when is pig fly

when is pig fly fly pig fly pig A pig can fly! 四叶草说fly pig DOES A BIRD FLY?有什么寓意例如WHEN PIG FLIES!是不可能的意思 can a pig fly?zzzzzzddddddd Yeah,when pig fly你能说出画线部分所代表的说话人的观点吗 1.Pigs might fly.2.When pigs fly.3.Drive one's pigs to markets.4Make a pig of oneself..好手....这是pig未必都是猪里的问题.... tfboys中凯说的 fly pig you is a pig? the pig is big 翻译：you is pig Is it a pig? I am is pig who is the pig who is pig? Where is your pig?