to register or create an account on a website
ウェブサイトに登録するか、アカウントを作成する (webusaito ni tōroku suru ka, akaunto o sakusei suru)
"You should sign up to receive our newsletter."
"ニュースレターを受け取るためにsign upするべきです。" (Nyūsu retā o uketoru tame ni **sign up** suru beki desu.)
to do your fair share of the work
to reach a negotiated settlement or deal
to feel angry or regretful for doing or not doing something
to control your emotions or not express them
to talk confidently and convincingly
to become happier or more cheerful