教练让我们做了10分钟的热身运动才开始训练。

The coach made us do a 10-minute ___warm-up before starting the training.

运动员们在比赛前做了15分钟的热身运动。

The athletes did a 15-minute ___warm-up before the competition.

跑步前做五分钟的热身运动很重要。

It's important to do a five-minute ___warm-up before running.