(макс. кол-во ) составьте предложения в pr.perfect используя следующие словосочетания: (при этом обязательно используя never или ever или yet или just или already) 1)successful doctor 2)rather boring 3)medical teams 4)standards of health care 6)a major problem 7)to improve conditions 8)to treat patients 9)health care workers 10) a meaningful experience

He hasn’t become a successful doctor yet.
Hasn’t the film been rather boring yet?
Have they ever taken part in medical teams?
Have you known the standards of health care yet?
They haven’t solved a major problem yet.
Have you ever tried to improve working conditions?
She has never treated patients badly.
They have just seen health care workers.
I have already had a meaningful experience.