Unit 1 SCIENCE AND SCIENTISTS
重点句式
Snow subscribed to the second theory.
斯诺赞同第二种理论。
Snow suspected that the water pump was to blame.
斯诺怀疑水泵是元凶。
Accordingly, he had the handle of the pump removed so that it could not be used.
因此,他把水泵的把手取下来了,以便无法用水
Moreover, Snow was later able to show a link between other cases of cholera and the different water companies in London.
此外,斯诺后来能够表明其他霍乱病例和伦敦不同的自来水公司之间的联系。
Through Snow’s tireless efforts, water companies began to sell clean water, and the threat of cholera around the world saw a substantial decrease.
通过斯诺的不懈努力,自来水公司开始销售清洁用水,世界各地霍乱的威胁大幅减少。
Fortunately, we now know how to prevent cholera, thanks to the work of John Snow.
幸运的是,由于约翰·斯诺的工作,我们现在知道了如何预防霍乱。
Snow transformed the way scientists study diseases.
斯诺改变了科学家研究疾病的方式。
It seemed that the woman liked the water from the pump so much that she had it delivered to her house every day.
这位妇女似乎非常喜欢水泵的水,所以她每天都让人把水送到她家。
The people who drank this water were much more likely to get cholera than those who drank pure or boiled water.
喝这种水的人比喝纯净水或白开水的人更容易得霍乱。
This was when you should have calmed down and got down to doing some solid work.
这就是你本应该冷静下来做一些扎实的工作的时候。
Many scientists subscribe to the view that it is human activity that has caused global warming.
许多科学家都认为是人类活动导致了全球变暖。
Then, as soon as you take the pressure off, it becomes a liquid again.
然后,一旦去掉压力,它就会再次变成液体。
However, after the Songhu Battle broke out in 1932,Qian made the decision to switch his major to aviation because he realised that China needed its own powerful air force to protect and defend the country.
然而,在1932年淞沪战役爆发后,钱学森做出了将自己的专业转向航空的决定,因为他意识到中国需要自己强大的空军来保护和保卫国家。
He received a hero’s welcome from his homeland and was put in charge of not only developing China’s rocket science but also its space and missile programme.
他受到了祖国英雄般的欢迎,不仅负责发展中国的火箭科学,而且负责中国的太空和导弹计划。
Stephen Hawking was one of the most famous and gifted scientists in physics.
斯蒂芬·霍金是物理学上最著名和最有天赋的科学家之一。
Since he came down with a disease which caused him to lose the use of most of his muscles, his world became one of abstract thought.
由于他得了一种疾病,使他失去了大部分肌肉的使用,他的世界变成了一个抽象的思想。
Above all, Hawking was willing to admit his faults.
最重要的是,霍金愿意承认自己的错误。
When asked “Can we Chinese possibly make missiles ”,his reply was a determined “Why not...”
当被问到“我们中国人能制造导弹吗 ” 他的回答是坚定的“为什么不能……”
本单元语法
表语从句
表语从句是在复合句中作表语的名词性从句,放在系动词之后,一般结构是“主语+系动词+表语从句”。可接表语从句的连系动词常见的有:be,feel,seem,look,appear,sound,taste,smell等。
that无词义,在句中不作成分。
The trouble is that we are short of money.
困难是我们资金短缺。
whether意为“是否”,在句中不作成分。
The question is whether we need more ice cream.
问题是我们是否还需要一些冰激凌。
what在表语从句中可作主语、宾语和表语。
That is what I want to tell you.
那就是我想告诉你的。
who,which,whom,whose除在句子中起连接作用外,还可作主语、宾语和定语,本身具有词义。
The question is which of us should go.
问题是我们哪一个应该去。
when,where,how除在句子中起连接作用外,在从句中还充当时间、地点、方式或原因状语,本身具有词义。
Go and get your coat. It’s where you left it.
去把外套拿来。就在你原来放的地方。
That/This is why...那/这就是为什么……。后面跟结果。
That/This is because...那/这是因为……。后面接原因。
That is why stone walls are used instead of fences around New England fields.
那就是为什么在新英格兰牧场周围用石头墙而不用栅栏。
as if/as though意为“好像”
At that time, it seemed as if I couldn’t think of the right word anyhow.
当时,我似乎怎么也想不出一个恰当的字眼来。
注意:
表语从句一定要用陈述语序。
My hope is that he will keep it a secret forever.
我的希望是他将永远保守秘密。
在表示建议、劝告、命令等含义的名词后的表语从句,谓语动词需用“should+动词原形” 表示,should可省略。常见的词有:advice, suggestion, order, proposal, plan, idea等。
My suggestion is that we (should) start early tomorrow.
我的建议是我们明天一早就出发。
2 / 2