wake up wake后面为什么加s

wake up wake后面为什么加s 为什么end后面要加s?是因为september是第三人称吗：wake me up when september ends. watching a family of chimps wake up wake is our first activity of the day中的wake为什么不加s如题 It's seven o'clock.Please ( )A.to wake up himB.wake him up 为什么? wake up wake up wake up wake up It's time to wake up Let's _____ Tom.(wake up/awake) IT'S TIMT TO WAKE UP 英文翻译 It's n noon.wake up! wake wake wake Wake wake wake up 与 wake up to