I can’t remember when exactly she left ________city. I only remember it was ________Sunday
I spent half an hour __________ my homework yesterday evening.
Miss Niu is one of________________ in our school.
What makes you _________ today than yesterday?
Why not ________an English Club to practice _______English?
---Do you know what presents they will buy for our teachers on Teachers' Day? ---No, they keep the secret to __________.