be quick off the mark
US /bi kwɪk ɔf ðə mɑrk/
UK /bi kwɪk ɔf ðə mɑrk/

1.
essere pronto, essere rapido
to be quick to understand or respond to something
:
•
She was quick off the mark to answer the difficult question.
È stata pronta a rispondere alla domanda difficile.
•
The company was quick off the mark to adapt to the new market trends.
L'azienda è stata pronta ad adattarsi alle nuove tendenze del mercato.