It _____ have been Tom that parked the car here, as he is the only one with a car.
Another five volunteers to take care of the homeless children this week.
Jane won't join us for dinner tonight and .
If you leave the club, you will not be back in.
Every year, many competitors from famous university come to the Thames to compete each other boating.
We can never expect bluer sky unless we create less polluted world.