1. The children are very quiet. Go and see what they ____________________________ (do). 2. It ____________________________

1. The children are very quiet. Go and see what they are doing. 2. It is very cold this year. I wonder when it is going to get warmer. 3. Cuckoos do not build nests. They use the nests of other birds. 4. Shakespeare wrote a lot of plays. 5. If he worked more slowly he would not make so many mistakes. 6. I will wait for you when you come out. 7. The airplane in which the football team was travelling crashed soon after taking off. 8. If you think it over you will see that I am right. 9. Rome would have been captured by the enemies if the geese hadn’t cackled. 10. When I am here for a year I’ll ask for a rise.