1) Joanne introduces Wenzhong to her roommate Wang Hong and her friend Wenzhong.
2) Wang Hong asks Li Wenzhong if he has roommates, to which he replies that he has two roommates.
3) When asked their names, Li Wenzhong responds that his two roommates are Ding Ming and Fang Xiaowen, and that they are both Chinese, as he often speaks Chinese with them.