Put in a/an or the in these sentences where necessary.
Could you close (door), please?
Would you like an apple?
How often do you go to the dentist?
Could you close the door, please?
I’m sorry. I didn’t mean to do that. It was a mistake.
Excuse me, where is the bus station, please?
I’ve got a problem. Can you help me?
I’m just going to the post office. I won’t be long.
There were no chairs, so we had to sit on the floor.
Have you finished with the book I lent you?
My sister has just got a job in a bank in Manchester.