30.A.answer B.play C.sing D.think
29.A.Whose B.What C.Why D.Who
28.A.good B.best C.better D.bad
27.A.mother B.brother C.husband D.teacher
26.A.making B.doing C.looking D.finding
25.A.housework B.homework C.schoolwork D.lessons
24.A.at work B.in bed C.in the classroom D.at home
23.A.many B.little C.much D.any
22.A.friends B.students C.workers D.drivers