红
He often plays baseball on weekends.
I sometimes chat online with friends.
我有时候和朋友上网聊天。
/ 我和朋友有时候上网聊天。
/ 有时候我和朋友上网聊天。
I often dance while listening to the music.
我常常一边听音乐，一边跳舞。/ 我常常听音乐的时候跳舞。
She swims very well, so she joins the swimming team.
她游泳游得非常好，所以她参加游泳队。
Older sister practices tennis every day because she has a match this Friday.
Though he runs very fast, he lost in the competition.
I play soccer two times every week, one and a half hours each time.
我每个星期踢足球两次，每次踢一个半小时。
My friend plays the piano three times per week, one hour each time.
我的朋友每个星期弹钢琴三次，每次弹一个小时。
Little sister plays computer games once a week, half an hour each time.
妹妹每个星期玩电脑游戏一次，每次玩半小时/三十分钟。