___ most of the earth’s surface is covered by water, fresh water is very rare and precious.
The world today _____ different without the amazing discoveries produced by great scientists.
I was surprised to find the snack shops around the school empty; the students everything!
The driver suggested that we set out before seven in the morning in order to avoid traffic jams.
—I’m sorry I have no cash in hand. —. I’ll pay for everything.
According to the weather forecast, this airport will not be suitable for landing, and 50 miles away.