SINCE or FOR 8

I have lived here ___ 2015.

• for

• since

She has been studying French ___ three years.

• for

• since

They have known each other ___ childhood.

• for

• since

He has worked at the company ___ last month.

• since

• for

We have been friends ___ a long time.

• for

• since

I have not seen her ___ last week.

• for

• since

They have played soccer ___ they were kids

• for

• since

She has been a teacher ___ five years.

• for

• since

He has traveled to Europe ___ ten years

• for

• since

I have read that book ___ my birthday last year

• since

• for