1. i am reading 2. He isn’t writing 3. we aren’t working 4. are you reading? 5. is he sleeping? 6. Kolya and Misha are playing football 7. Kate is playing the piano. 8. She isn’t singing 9. My sister is sleeping 10. is dad drinking tea? 11. Are your parents drinking tea? 12. i’m not sleeping 13. She is seating at the table. 14. We are doing the exercise. 15. We aren’t swimming 16. Are they playing in the yard? 17. Nina and Ann are washing the floor. 18. Kolya is helping mum 19. My sister is reading the interesting book.
2. He isn’t writing
3. we aren’t working
4. are you reading?
5. is he sleeping?
6. Kolya and Misha are playing football
7. Kate is playing the piano.
8. She isn’t singing
9. My sister is sleeping
10. is dad drinking tea?
11. Are your parents drinking tea?
12. i’m not sleeping
13. She is seating at the table.
14. We are doing the exercise.
15. We aren’t swimming
16. Are they playing in the yard?
17. Nina and Ann are washing the floor.
18. Kolya is helping mum
19. My sister is reading the interesting book.
in danger - is in an awkward and frightening situation.
endangered - being in a difficult situation.
species - what is visible.
survive - stay alive under difficult / inhumane conditions.
act - act of activity.
drawbacks - undesirable quality, flaw.
recreate - repeat, resume.
cages - structural and functional elementary unit of structure and vital activity of all organisms.
arguments - judgments, statements, and facts used in the proof process.
against - speak against the speaker. Act against the enemy.
environment - a generalized concept that characterizes the natural conditions of a certain area and its ecological state.