5. We drink only fresh water.
6.1 read this book long ago.
7.He broke my watch.
8.The teacher explained the rule to the student.
9.He cleaned the room yesterday.
10.His parents woke him up at 7 o'clock.

Упражнение 1.
1. is lying
2.are working
3.are talking
4.are cooking
5.is driving
6.is reading
7.is lying
8.are heaving
9.is still singing

Упражнение 2.
1.We are writing.
2.They are not reading.
3.She is not working.
4.Are you watching?
5.He is not reading.
6.They are not playing the piano.
7.I am not bake cake.
8.She is not singing.
9.Her sister is not sleeping.
10.Grandmother is not drinking tea?
11.Are your friends drinking coffee?
12.She is working at the table.
13.I am writing letter.
14.I am doing exercise.
15.Boys are not swiming in the pool.

1.We are writing now.  2. They are not reading now. 3.She is not working now. 4. Are you watching now?  5. He is not reading.  6. They are not playing the piano.  7. I am not making a cake now.  8. She is not singing now. 9. Her sister is not sleeping. 10. Is Granny not drinking tea? 11. Are your friends drinking coffee? 12. She is working at the desk. 13. I am writing a letter. 14. I am doing an exercise. 15. The boys are not swimming in the swimming-pool.  16. Are they playing football? 17. My sister is washing the floor. 18.My friend is helping her child.  19. Are you helping your father?  20. The pupils are reading an interesting story.