________ doing his experiment, he forgot to pick up his wife from the station.
---Do you know the danger caused by smoking?---Yes, too many cigarettes can lead to_______ lung cancer.
She was so ______about the problem explained by her partner that she wore a ______look.
A few days after the interview, I received a letter me admission to the university.
---Will you go to Betty’s birthday party?---No, _______invited.
--- How is everything with you in the new school?--- _______ just because everybody is friendly and helpful.