Uzupełnij zdania, używając czasowników z ramki w odpowiedniej formie. 

[arrive, do, help, quit, start, take, test, whiten]

1. Ann promised me to arrive on time.

2. How did you manage to persuade Sally ____ online gaming?

3. I received a leaflet from the local practice which invited me ____ my blood for free.

4. Both surgeons denied ____ any procedures on that patient.

5. My mum threatened ____ me to hospital if I didn't start taking the medications regularly.

6. After Lisa came back from hospital, I offered ____ her around the house.

7. My dentist has recently mentioned ____ my teeth, but I'm afraid it's too costly.

8. During my last visit, my doctor decided ____ a new treatment, something we haven't tried yet.