29,a             34,b
30,c              35,d
31,a               36,b 
32,b              
33,d
42,interesting
43,well
44watching
45usually
46ablilty
47,mr buong spends 30 minutes to drive to work everyday
48 he í foud of surf the face in his leisure time
49 ms lan isn't keen on going out at night 
50 are you interested in makeing doiihouse in your leisure time
51 he enjoys going cycling in the park after school