В английском языке слова "since" и "for" используются для обозначения времени, но применяются в разных контекстах. "Since" используется для указания на конкретный момент времени в прошлом, с которого что-то началось и продолжается до настоящего момента, а "for" – для обозначения продолжительности времени.
Вот словосочетания с использованием "since" и "for", а также примеры предложений:
since last summer
- I have been working at this company since last summer.
since 1995
- They have lived in this city since 1995.
for a long time
- I haven't seen him for a long time.
since last month
- She has been learning French since last month.
for two weeks
- We have been on vacation for two weeks.
since 2 March
- The shop has been closed since 2 March.
for two hours
- I have been waiting for you for two hours.
since 1975
- The museum has been open since 1975.
for six days
- He has been sick for six days.
for a month
- They have been traveling for a month.
for two years
- I have been studying English for two years.
for three days
- We stayed in the hotel for three days.
for ten minutes
- I have been reading this book for ten minutes.
for three hundred years
- The castle has stood for three hundred years.
since Wednesday
- I haven’t heard from him since Wednesday.
for seven days
- The package will arrive in for seven days.
since three o'clock
- I have been here since three o'clock.
since 18 September
- The event has been postponed since 18 September.
since my last birthday
- I have changed jobs since my last birthday.
for a century
- They have been in business for a century.
since 2001
- She has been a member of the club since 2001.
Эти примеры иллюстрируют, как использовать "since" и "for" в разных контекстах. Они помогают обозначить временные рамки и продолжительность действий.