________ is a good habit for students.
—Have you ever seen a panda , Linda?—Yes , I just saw _________at the zoo last Sunday .
I can’t remember when exactly she left ________city. I only remember it was ________Sunday
--Why is she at Xiao Ying’s home?--_________ they are friends.
We are ________ a school trip.
---When is Christmas?--- It’s _____ December 25.