— Did you do well in ________ art exam last week?
— Yes, I got ________ "A".
A.an; the B.the; an C.a; an D.the; a
The teacher is ________ with the slow girl. It takes him more time to help her with English.
Could you tell me your ________? Then I can send the food to your home.
Remember to knock on the door first before you ________ someone's room.
This book belongs to ________. You can see my name on the cover.
When the traffic lights turn green, we can go ________ the street safely.