_______ MORE WE LEARN, ________ MORE WE KNOW.A. A / A B. AN / AN C...

15. - 20 DE TRAC NGHIEM TIENG ANH
20 DE TRAC NGHIEM TIENG ANH
15. _______ more we learn, ________ more we know.a. a / a b. an / an c. the / the d. no article / no articleIII. GRAMMAR AND STRUCTURE : Choose the best word, phrase or sentence.