_______ a pair of compasses, it is easy to describe a circle.

_______ your diet, it is easy to reduce.

________ more careful, the work might have been done better.

Now he works in the factory ______ his father used to work.

You should let your children play ______ you can see them.

You should make it a rule to leave things _______ you can find them again.

“You’ve left the light on.” “Oh, so I have. _____ and turn it off.”

When they went into the shop and asked to look at the engagement rings, the girl brought out a cheaper one, _______ she had arranged with James.

The famous basketballer, _______ tried to make a comeback, attracted a lot of attention.

I saw some trees the leaves of _____ were black with disease.