action taking place before a certain time in the past
action in the past taking place once, never or several times
actions in the past taking place one after the other
sometimes interchangeable with past perfect progressive
action in the past taking place in the middle of another action
puts emphasis only on the fact (not the duration or course of the action)
Questions in Past Perfect Simple
Complete the questions in Past Perfect Simple. 1. 2. 3. 4. 5. 6. 7. 8. 9. (what / Bob / do) (you / eat) (he / live) (she / find) (they / book) (how often / you...