我滑雪时拉伤了腿上的肌肉。

I ___pulled ___a ___muscle in my leg when I was skiing.

他在健身房举重时拉伤了一块肌肉。

He ___pulled ___a ___muscle while lifting weights at the gym.

如果你不适当热身，运动时可能会拉伤肌肉。

If you don't warm up properly, you might ___pull ___a ___muscle during exercise.