我每天早上都跑步。
I ___run every morning.
我们经常在体育课上跑步。
We often ___run in PE class.
我每周去跑三次步。
I go ___running three times a week.
跑步是一项很好的运动。
___Running is a very good exercise.
我喜欢在早上跑步。
I like ___running in the morning.
他的爸爸跑得很快。
His father ___ran very fast.