To be extremely curious and ask many questions.
Ser extremadamente curioso y hacer muchas preguntas. (ser extremadamente curioso y hacer muchas preguntas.)
"Kids often ask a million questions about everything."
"Los niños a menudo hacen un millón de preguntas sobre todo." (Los niños a menudo hacen un millón de preguntas sobre todo.)
to achieve something very difficult
to create the base or starting point for something
the complete and unvarnished truth
to be in trouble, especially with someone you care about
in a state of great happiness
to support or defend something you believe in