是否选择题 True or False
多项选择题 Multiple Choice
短论文 Short Essays
长论文 Long Essays
返回课程 Back to beginning of course
[Course 4] [Description] [How to use it] [Introduction] [Curable STDs] [Incurable STDs] [STD Prevention] [Additional Reading] [Examination] [True or False] [Multiple Choice] [Short Essays] [Long Essays]