how selfish, stupid, ungrateful, etc. can you get?成語所屬單字gethow selfish, stupid, ungrateful, etc. can you get?how selfish, stupid, ungrateful, etc. can you get? — 慣用語慣用語1. This is used to express surprise or disapproval at someone's extreme behavior.1.慣用語釋義你怎麼能這麼…？This is used to express surprise or disapproval at someone's extreme behavior.例句How selfish can you get? You took the last cookie.How stupid can you get? You left the door open.