We_____________ television when the telephone rang.
Lan is very good at languages. She_____ two languages very well.
If it rains this weekend, we_________ camping.
Mr. Brown is bored__________ doing the same job for too long.
It’s the_____________ building that I’ve ever seen.
If I were ten years younger, I _____to drive a car.
This tree_____________ by our grandfather over 40 years ago.
You’ll feel sorry afterwards _____ you do it carefully.
This is the school _____my mother used to teach.
A pilot is a person __ flies a plane.
I couldn't go to your party last night _____ I had an important meeting.
The switch is ________ high for him to reach.
I don't mind ______ up early in the morning.
She doesn't work _________ as my sister.
Your brother never goes to work by bus, ______ ?