a. A: What do you do at break time? 

B: I do word puzzles at break time. 

b. A: : What do you do at break time? 

B: I play badminton at break time. 

c. A: What do you do at break time? 

B: I play table tennis at break time. 

d. A: What do you do at break time?  

B: I play volleyball at break time.