By Deliver them, do not just say them, we mean speakers should slow down at the technical terms, and say them clearly. so that the audience are not confused by these rough-looking words.

单项选择题Adaptations can be made on many fronts, like what topic is more appropriate, what visual aids are more effective, what language to use, etc.

单项选择题阅读下面代码：s=“Hello, 我是中国人”print(s[1:6])运行结果为：( )