Past perfect continuous interrogative 3 - tutto inglese - Imparare l'inglese gratis on line

the musicians (rehearse) for the concert for weeks?
we (consider) other options before making a decision?
he (sleep) well during the last few days?
the students (participate) actively before the exams?
she (use) the equipment before it broke down?
they (travel) extensively before settling down?
I (meditate) enough to see a difference?
he (expect) anyone else at the meeting?
we (encounter) technical issues before today?
she (invest) time in her hobbies recently?