他经常告诉他的学生进行水上运动时要小心的翻译：He often told his students to be careful when water sports 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

He often told his students to conduct water sports to be careful when

He often told his students to be careful when water sports

He tells him the student to carry on time frequently the aquatic sports must be careful

He often told his students on the water to be careful when moving

He often told his students to be careful when water sports