Writing Practice

Write an essay of about 80 words entitled Should cloning of human beings be banned? Your essay should cover the following points.

1. Your opinion on cloning of human beings.

2. Give supporting evidence.

3. Use to begin with, secondly, thirdly and finally to connect all the evidence.

Model Paper

Cloning of human beings should not be banned. To begin with, it is probably one of the ways like vitro (体外的) fertilization (授精) to help a couple have a child when they could not have any other way. Secondly, it will advance our knowledge of how genes direct the development of a single cell embryo (胚胎) into a complex adult. Finally, the ethical problems concerning cloning will be solved gradually by human beings.

After Reading >> Proverbs and Quotations

1. Science has no enemy but the ignorant. (科学的敌人是愚昧无知。)

2. Science rests on phenomena. (科学依据自然现象。)

3. Truth has no special time of its own. Its hour is now always.

— A. Schweitzer, German surgeon

(真理没有自己特定的时间段。它的时间永远是现在。

—— 德国医生 A. 施威策)

4. Even when the experts all agree, they may well be mistaken.

— Bertrand Russell, British logician

(即使所有的专家都一致赞同，他们也可能错了。

—— 英国逻辑学家 伯特兰·罗素 )

5. The Golden Rule is that there are no golden rules.

— G. B. Shaw, Irish writer

(真正的金科玉律就是世上并无金科玉律。

—— 爱尔兰作家 萧伯纳)

6. Most ignorance is vincible ignorance. We don’t know because we don’t want to know.

— Aldous Huxley, British writer

(大多无知是可以克服的。我们不知道只是因为我们不想知道。

—— 英国作家 奥尔德斯·赫胥黎)