play chess
play the 体育项目 （play the football）
play the piano
write a letter
write a report
write an e-mail
do the experiment
do exercise
do the dishes
have a picnic
have an Enhlish class
have a try
play chess
play the 体育项目 （play the football）
play the piano
write a letter
write a report
write an e-mail
do the experiment
do exercise
do the dishes
have a picnic
have an Enhlish class
have a try