1) I'm working hard a-because he doesn't earn much 2)Len's buying his wife a present b-because they're dry and the sun's hot 3)Jane's washing her hair c-because it's her birthday soon 4)Peter 's looking for a better job d-because I've got exams next week 5)We're buying some new clothes e-because he's hungry 6)She's watering the flowers f-because she's going to a party tonight 7)The baby's crying g-because we're going to a wedding soon