Complete the sentences. Use past perfect. 1)By the time they wrote the text..... 2)Before my parents came home.... 3)I didnt know about it because...... 4)When I phoned my friend..... 5)When we arrived at the party.....

1) By the time they wrote the text the lesson had already been over. 2) Before my parents came home I had done all my homework.  3) I didnt know about it because nobody had informed me about it. 4) When I phoned my friend, he had already left. 5) When we arrived at the party, the drinks had already been served.