Question

Поставьте глаголы в нужную форму, выбрав Present Simple или Present Continuous.

11. Water (to boil) at 100 degree Celsius.
12. The water (to boil) Can you turn it off.
13. Can you hear those people? What they (to talk) about?
14. The Moon (to go) round the Earth in about 27 days.
15. I usually (to go) to work by car.
16. “Hurry up! It’s time to live.” – “OK, I (to come).”
17. Paul (to be) never late. He always (to come) to work in time.
18. They (to get on) well. They always (argue).
19. Let’s go out. It (not to rain) now.
20. Julie is very good at languages. She (to speak) four languages very well.
21. Hurry up! Everybody (to wait) for you.
22. The River Nile (to flow) into the Mediterranean Sea.
23. Look! That man (to try) to open your car.
24. The river (to flow) very fast today – much faster than usual.
25. We usually (to grow) vegetables in our garden but this year we (not to grow) any.

Answer 1

11. boils
12 is boiling
13. are talking
14. goes
15. go
16. am coming
17. is, comes
18. get on, argue
19. is not raining
20. speaks
21. is waiting
22. flows
23. is trying
24. is flowing
25. grow, are not growing

Answer 2

Буду писать только глаголы.
11. boils.
12. is boilling. 
13. are talking
14. goes
15. go
16. am coming
17. is; comes
18. are getting on: argue
19. isn't raining
20.speaks
21. is waiting
22. flows
23. is trying
24. is flowing
25. grow; are not growing