---What do you think of our plan?---I think it’s reasonable. But_____Bob, what we did is a waste of time.
________ are crazy about listening to pop music in their spare time.
—Do you know ________? —All of them ________ the museum.
Tom has ________ that he lives a happy life.
________ everybody is here, let’s begin our meeting.
---Do you mind my sitting here, Tom? ---___________. It’s for our teacher, Mr Green.