1、so precious is time that we can’t afford to waste it.
时间是如此珍贵，它经不起我们浪费。
2、rich as our country is, the qualities of our living are by no means satisfactory.
虽然我们的国家富有，我们的生活品质绝对令人不满意。
3、the more books we read, the more learned webecome.
我们书读愈多，我们愈有学问。