Câu 50:The author states that the amount of acid produced by bacteria in your saliva increases………
with the amount of sweets you eat
Đáp án đúng: with the number of times you eat sweets if you eat sweets with your meals
if you eat sticky sweets
Bạn đang xem câu 50: - DE THI THU DAI HOC 2010 DAP AN SO 2
