Конечно, помогу вам с переводом предложений на английский язык, используя Present Indefinite или Present Perfect, в зависимости от контекста:
Мы живем в Москве now / since 1960
- We live in Moscow now.
- We have lived in Moscow since 1960.
Я изучаю английский twice a week / since childhood
- I study English twice a week.
- I have studied English since childhood.
Он работает на фирме three days a week / for two years
- He works at the firm three days a week.
- He has worked at the firm for two years.
Они ходят в этот магазин every Saturday / since they moved here
- They go to this store every Saturday.
- They have gone to this store since they moved here.
Мы встречаемся друг с другом sometimes / for many years
- We meet each other sometimes.
- We have met each other for many years.
Я знаю этого человека now / since we went to school
- I know this person now.
- I have known this person since we went to school.
Я здесь every day / since 9 o’clock
- I am here every day.
- I have been here since 9 o’clock.
Он играет в футбол once a week / since early childhood
- He plays football once a week.
- He has played football since early childhood.
Он может водить автомобиль now / since he got the driving license
- He can drive a car now.
- He has been able to drive a car since he got the driving license.
Они получают от него письма regularly / since last spring
- They receive letters from him regularly.
- They have received letters from him since last spring.
Надеюсь, это поможет вам с вашими предложениями!