1. _how long have they studied english ?
They' ve studied English _____since___ they were einght.
2. __________how long has he been in prison_______?
He' s been in prison _____for____ six months.
3. ____how long have collected sheels__?
We' ve collected sheels _since______ our first trip to the beach.
4. ___how long has she managed the band__?
She' s managed the band ____for__ two years.
5. ____how long have they played folk music___?
They' ve played folk music __since____ 1995.