1. My hand held his elbow to steer him, but he stepped forward with no sign of hesitation or stoop, his shoulders squared, his head high, as though he were guiding me.
    我用手搀着他的肘部给他领路，但他昂首挺胸地前行，没有丝毫的犹豫或屈从，好像是他在给我带路。

2. Martin Seligman of the University of Pennsylvania advised the Metlife insurance company to hire a special group of job applicants who tested high on optimism, although they had failed the normal aptitude (才能) test.
    宾夕法尼亚大学的马丁·塞利格曼建议梅特莱夫保险公司雇用一批特别的求职者，他们经测试证实有很乐观的心态，虽然在一般能力测验上不及格。

3. Galileo lived in the city of Pisa, where there is a leaning tower about 180 feet high.
    伽理略住在比萨城,那里有一座约180英尺高的斜塔.

4. Galileo lived in the city of Pisa, where there is a leaning tower about 180 feet high.
    伽理略住在比萨城,那里有一座约180英尺高的斜塔.

5. Yet we might grudge paying a surgeon a high fee for offering us precisely this service.
    但就在外科大夫给我们提供了这种服务后，我们却可能为所支付的昂贵的费用而抱怨。

6. Greeting cards seemed a come-down from her high expectations, but the advice stayed with her, and she decided to give it a try.
    与自己所期望的相比，贺卡似乎太低微了。可是那个建议她却始终记在心上，而且决定试一试。

7. Central Africa, the most tropical portion of this tropical continent, is a land of heavy rainfall and high plateaus.
    中部非洲是这块热带大陆上最热的地区，雨量充沛，地势很高，

8. Costs were so high; they had to put their time and energy into their studies.
    学费太高了，他们得把他们的时间和精力投入到学习中去。

9. Compared with salesmen who passed the aptitude test but scored high in pessimism, this group made 21 percent more sales in their first year and 57 percent more in their second.
    与另一些通过了能力测试但具有悲观心态的推销员相比，这些人第一年的销售就超出了21%，而第二年更超出了57%。

10. On motorways you can, at least, travel fairly safely at high speeds,
    在公路上还好，你至少能以相当快的速度安全地向前行。