a person who talks a lot
たくさん話す人
"My little sister is a real chatterbox."
"私の妹は本当におしゃべりです。"
to see a small sign of improvement in a bad situation
to do what one has promised
The more people there are, the better the situation becomes.
to try to teach someone something that is difficult for them...
a situation that is not clearly defined or falls between two...
in private; secretly