— What do you usually do on your ?— I usually play games and type my homework.A. computerB

问题补充：

— What do you usually do on your ?

— I usually play games and type my homework.

A. computer

B. blackboard

C. notebook

D. keyboard

答案：

(答案→)A. computer

B. blackboard

C. notebook

D. keyboard

解析：play games and type my homework应该是用computer.