・dependingとrelyingは「頼る」という意味です。
(例)
Everyone is relying/depending on you.
I know I can rely/depend on you when I need help.
・too muchをつける事によって頼りすぎている事を表せます。
(例)
He is relying on me too much so I am annoyed!
You are relying on her a little too much. It's time to make your own decisions.
・boss=上司
ご参考になれば幸いです。