Réponse :
7. He stays
8. I Finish / I work
9. Are living / Where do your parents live
10. What is your mother doing ? / is not working
11. Boils
12. Is boiling
13. Always leaves on time
14. Rises / sets
15. Is playing the guitar
16. Always leaves
17. Is looking / he is staying
18. I am using it
19. Gives
20. Is trying
Explications :