Answer:
19. esta (la professora is a she, therefore the "estar" conjugation falls into the ella/el/usted category)
20. incorrect (soy is "ser" with "yo" conjugation, but "ser" is used to describe something that is permanent; you won't drink forever)
21. correct (it's the right conjugation)
22. same as number 20; it's incorrect for the some reason. the correct sentence is "yo estoy bebeindo"
Explanation:
No entiendo de que video hablas
Answer:
the teacher is repeating the lesson again
1. yo me lavo la cara.
2. tu te despiertas temprano.
3. ustedes se acuestan tarde.
4. nosotros entrenamos los sábados.
5. María se maquilla todos los días.