As you know, the group of Eight is an organization _____the richest countries in the world.

Remove the batteries when they become weak or when the unit is not in use for extended periods. This will damage to the unit from battery leakage at such times.

The hall ______ for our school Christmas party and everything will soon be ready

––I didn’t go to work yesterday because my car broke down.––You _____ mine. I wasn’t using it then.

ago we didn’t know this , but recentscience______that people who don’t sleep well soon get ill.