почему предательство всегда вызывает отрицательную оценку? и какие произведения есть где хорошо описывается предательство

упр 187 раскройте скобки , употребляя глаголы в present continuous или past continuous

1. I (to write) an English exercise now. 2. I (to write) an English exercise at this time yesterday, 3. My little sister (to sleep) now. 4 My little sister (to sleep) at this time yesterday. 5. My friends (not to do) their homework now. They (to play) volley-ball. 6. My friends (not to do) their homework at seven o'clock yesterday. They (to play) volley-ball. 7. You (to eat) ice-cream now? 8. You (to eat) ice-cream when I rang you up yesterday? 9. What your father (to do) now? 10. What your father (to do) from eight till nine yesterday? 11. Why she (to cry) now? 12. Why she (to cry) when I saw her yesterday? 13. She (to read) the whole evening yesterday. 14. She (not to read) now, 15. Now she (to go) to school. 16. What you (to do) now? —-I (to drink) tea. 17. You (to drink) tea at this time yesterday? — No, I (not to drink) tea at this time yesterday, I (to eat) a banana. 18. My sister is fond of reading. She (to read) the whole evening yesterday, and now she (to read) again, 19. Look! My cat (to play) with a ball. 20. When I went out into the garden, the sun (to shine) and birds (to sing) in the trees.