为什么没有南极星:急急急！请问高手：I know sometime you use yourself as an example to help us.这句子错和哪里？谢谢

急急急！请问高手：I know sometime you use yourself as an example to help us.这句子错和哪里？谢谢 i want to know some informations for Las Vegas ! i want to know some informations for Las Vegas ! I want to know some informations for Las vegas u may type chinese... i know some of it 请教高手翻译I need to Know 翻译此句子"But I know she works from monday to friday .and some saturdays and some sunday." being a student,I want to know some websits on study want to know some joke 请问谁有I KNOW I CAN的歌词啊?????