Write (T) for true and (F) for false according to the explanation of the tenses in parenthesis. ( ) When you are looking back from a point in past time, and you are concerned with the effects of something which happened at an earlier time in the past. (Past perfect ) ( ) When you are concerned with the present effects of something which happened at an indefinite time in the past. (past perfect continuous) ( ) When you are talking about something which continued to happen before and after a particular time. (past continuous) Choose the alternative that corresponds to the right order.