当你介绍一个人时,通常会说:A.Good night.B.This is…C.I’m fine.
Amy is and . A. running jumpingB. run jumping C. runing jumping
The panda is fruit. A. eatB. eatting C. eating
What the elephant doing? A. isB. are C. am
The horse is . A. runB. runningC. running
Daming and Sam playing football. A. is B. are C. am