21.What do your family usually do in the evening?
22.Why didn't they have a TV?
23.What kind of music does she like?
24.When is Nga going to visit her old picture?
25.How often does Nam go to the amusement?
26.What does she hate most?
27.How long does he usually stay in the arcade?
28.What do the children should do?
29.When did they play football?
30.What does he wear at work?