CEFR Level
To hold, retain, or continue to do something.
"She promised to keep the secret."
A small piece of shaped metal used to open or close locks, or something crucial and essential.
"She lost the key to her apartment."
A type or category; showing a gentle, considerate nature.
"She is very kind to her neighbors."
a room or area where food is prepared and cooked
"The kitchen was filled with the smell of fresh bread."
to have knowledge or be aware of something
"I know the answer to the question."
