The pioneers built their houses on the prairies.

Jim works five days a week. He's ______ on the weekend.

The Rio Grande forms part of the __________ between Texas and Mexico.

We need to install new water pipes in our house because the old ones are corroded.

Charles was quite upset by Jerry's remarks.

I don't trust that man. Be __________ of him.

Telling Brooks he no longer had a position in the company was an unpleasant _______ for the boss.

The speeding car skidded dangerously on the curve.

It is much easier to talk about social change than it is to make it happen.

I would rather not depend on Mary until I am absolutely sure that she is trustworthy.

He turned his car sharply in order to avoid hitting the boy on the bicycle.

Thomas Edison had a very curious mind.

The examination will begin exactly at 8:30 AM.

The competition is open to both professionals and non-professionals.

It is believed that the universe is getting larger at a rate of fifty miles per second per million light years.

The boys respected their father because he was fair.

The tree will have to be cut down because it blocks the view of traffic.

Although the bus is listed to depart at eight o'clock, it is often late.

He stopped his car suddenly when the light turned red.

Mary met her sister unexpectedly while she was shopping in the city.

Professor White cannot seem to make his ideas understood in class.

Everyone must have liked the cake, because there wasn't even a small piece left.

The thieves escaped from the police through the service exit.

He was often told that he looked like his father.

He has had an adequate opportunity to change his mind.