2, I am also, mysterious, intelligent, if also, forever, people also.

3. Yi Sheng, Qin Yi, Yong Yi, Zuyi, Yi Tian and Yi Yun.

4, chess, chess, chess, chess, chess, chess, chess, chess, chess, chess, chess.

5. Yi Xuan, Yi Huan, Yi Xian, Shuai.

6. Yi Xin, Yi Xuan, Yi Feng, Qin Yi, Yi Ming and Cai Yi