1.Whenever Tong Kai had time, he would help me with my study.
每当仝凯有时间，他总是帮助我学习。
2.Zhou Kai, you'll get ill.
周凯，那样你会生病的。
3.A new enemy Kai comes.
一个新的敌人——卡伊来了。
4.When Liu Kai hurried into the classroom, the teacher had already begun lesson.
当刘凯匆忙进入课堂，老师已经开始教训。
5.The first time I saw Kai Yang's works, I was surprised.
第一次看到杨锴的作品，很吃了一惊。
6.Thank you for the security Hai Kai Electrical Appliance Co., Ltd. with the support!
谢谢您对上海凯保电器有限公司的支持！