be to do sth 1）表示责任，必需等 You are to report this crime to the police. 2）注定要… His visit abroad was to change his characteristics in the future. 3）表示安排等 According to the schedule,our manager is to meet the minister on some business affairs. 根据日程表安排，我们的经理将就一些商务问题会晤部长 4）"were to do sth”表示假设，虚拟 If you were to succeed,what you say must consist with what you do.