I really think you should do well to stay at home.句中 do well 请尽快,并请翻译,

最好还是

do well是“干得好，表现好”的意思。
我想你还是呆在家会更好一些，（对你的工作或学习更有好处）

I really think you should do well to stay at home.
不妨

我真的觉得你应该呆在家里才对（有好处0
do well to do:
觉得有益
做得对

do well to do sth =might as well do sth =had better do sth译成“最好是去做某事”