译法：

1.定语从句的前置合译法：

On the whole, such a conclusion can be drawn with a certain degree of confidence, but only if the child can be assumed to have had the same attitude towards the test as the others with whom he is being compared, and only if he was not punished by lack of relevant information which they possessed.

译文：总的来说，得出这种结论是有一定程度把握的，但是必须具备两个条件：能够假定这个孩子对测试的态度和与他比较的另一些孩子的态度相同;他也没有因为缺乏别的孩子已掌握的有关知识而被扣分。

2.定语从句的前置合译法与后置分译法：

Behaviorists suggest that the child who is raised in an environment where there are many stimuli which develop his or her capacity for appropriate response will experience greater intellectual development.

译文：行为主义者认为, 如果儿童的成长环境里有许多刺激因素, 这些因素又有利于其适当反应能力的发展, 那么, 儿童的智力就会发展到较高的水平。

The Greeks assumed that the structure of language had some connection with the process of thought, which took roots in Europe long before people realized how diverse languages could be.

译文：希腊人认为，语言结构与思维能力过程之间存在着某种联系。这一观点在人们尚未认识到语言的千差万别以前就早已在欧洲扎下了根。

3.定语从句的溶合变译法;

This assumption rests on the fallacy of the inherent laziness in human nature; actually, aside from abnormally lazy people, there would be very few who would not want to earn more than the minimum, and who would prefer to do nothing rather than work.(48 words)

译文：这种假设是依据这样的一种谬论：人的本性中存在天生的惰性。而实际上，除了特别懒惰的人以外，几乎没有人愿意挣只相当于最低生活维持费的钱，也没有人愿意饱食终日、无所事事。

定语从句翻译练习：

1. Prior to the twentieth century, women in novels were stereotypes of lacking any features that made them unique individuals and were also subject to numerous restrictions imposed by the male-dominated culture.

在20世纪以前, 小说中的妇女像都是一个模式。她们没有任何特点, 因而无法成为具有个性的人; 他们还要屈从于由男性主宰的文化传统强加给他们的种种束缚。

2. Aluminum remained unknown until the nineteenth century, because nowhere in nature is it found free, owing to its always being combined with other elements, most commonly with oxygen, for which it has a strong affinity.

铝总是跟其他元素结合在一起, 最普遍的是跟氧结合; 因为铝跟氧有很强的亲和力, 由于这个原因, 在自然界找不到游离状态的铝。所以, 铝直到19世纪才被人发现。

3. They (the poor) are the first to experience technological progress as a curse which destroys the old muscle-power jobs that previous generations used as a means to fight their way out of poverty.

对于以往几代人来说, 旧式的体力劳动是一种用以摆脱贫困的手段, 而技术的进步则摧毁了穷人赖以为生的体力劳动, 因此首先体验到技术进步之害的是穷人。

4. The number of the young people in the United States who can’t read is incredible about one in four.

大约有1/4的美国青年人没有阅读能力, 这简直令人难以置信。(前置译法)