1. The visitors are here at last. They have arrived.
2. Mark's car isn't blocking us in now. He has moved it.
3. We haven't got any new videos. We are watching all these.
4. The teacher always gives us interesting project work.
5. Let's go inside now. It is beginning to rain.
6. The children go swimming every day.
7. We're trying to catch the ball that is rolling down the hill.
8. I haven't done my homework yet.
9. Have you sent aunt Mary a birthday card yet?
10. Nalini hasn't heard from his brother for two months.
11. We have had a lot of work to do recently.
