62.Indefinite article
He is a journalist.
1
4
3
As a journalist, he has to respect certain rules of ethics.
2
[Compare with]
They are journalists.
As journalists, they…
Mr Simpson, a member of the committee, told us that…
She makes $5,000 a month.
She sees him twice a week.
She spends six hours a week playing tennis.
This costs her $500 a lesson.