Harper Collins旗下的 Big Cat系列，和家喻户晓的牛津树一样，自问世以来，便风靡全英美小学，是在英美国家，学校广泛使用的“教材型分级读物”，全英联邦有超过四分之一的学校都在用这套书教学。 大猫是一个完整的阅读进阶体系。 书里面的内容安排也相当 ...

The old time piece, that is. Today, most people use digital clocks to tell time, such as the one incorporated in our mobile phones. Time was when clocks were a piece of intricate machinery. When the ...