有的,冒号 : 一般用于直接引语前,列举事项及解释前文. 如:Mum said to us:“you must go to bed before 10:00p.m.” 妈妈对我们说:“你们十点以前必须上床睡觉.” There are three things I like most:reading,playing the piano and surfing on the Internet. 我最喜欢的事情有三件:读书、弹钢琴、上网. We learn foreign language for a clear purpose:to learn more and help ourselves. 我们学习外语有一个明确的目标:多学,帮助我们自己.