新版第二篇

首先把今天要学习的词汇仔细的看一遍：（没有中文意思）
casual, cat, catalogue, catch, category
cathedral, catholic, cattle, cause, caution
cave, cease, ceiling, celebrate, cell
cellar, cement, cent, centgrade, centimetre
central, centre, century, ceremony, certain
certainly, certainty, certificate, chain