When designing your notes in a presentation, you should ____________. A: remember no matter which type of notes you use, it should be designed to support your presentation B: put excessive information on each note card C: try to use parallel structure D: only employ notes on index cards because it’s more professiona

关于PyCharm，下述说法错误的是_________。 A: PyCharm是一款比较优秀的Python集成开发环境。 B: Windows系统自带PyCharm，不需要安装即可使用。 C: PyCharm具有Professiona和Community两个版本。 D: PyCharm是一款收费软件，但可以免费试用。