Their task is to go online to message boards and other forums and write positive, cheerful comments.

VOA: standard.2010.03.30

So do reach out ultimately to your assigned teaching fellow, to me, to the help list, to the forums online.

所以务必联系到你们的研究生助教，到我这，到那个帮助栏，到在线论坛上。

哈佛公开课 - 计算机科学课程节选