Friday’s Phrasal Verbs
shut off – if a machine or systems shuts off, it stops operating
My heating shuts off automatically when it gets to the right temperature.
shut up – stop talking
She should shut up for a minute and listen to what other people have to say!
sign in – sign your name in a book when you enter a place
We have to sign in and collect name badges before we can go into the conference room.
sign out – sign your name in a book when you leave a place
The health and safety regulations say that all visitors must sign in and sign out, so we know exactly who is in the building at any time.