①the origins of the world’s major rivers世界上主要河流的源头
“We cannot escape our origins, however hard we try" (James Baldwin)
“无论如何努力,我们也改变不了我们的出身”(詹姆斯·鲍德温)
Many Americans are African by origin.许多美国人是非洲血统。
②accomplish / complete / finish / achieve
This task is accomplished by great effort.完成这项任务花了很大力气。
He accomplished a great deal during his first year.第一年他就取得了很多成绩。
It is the workers who will accomplish this task.就是工人们将完成这项任务。
accomplish指做到底,实现一个计划,通常接task, aim, journey, voyage trip等名词
如:to accomplish a trip完成一次旅行
finish在许多情况下多与complete换用,但不及complete正式,指完成应做的事,强调事情的了结、终止;指完成日常的事,
如:He has finished the homework.他完成了作业。
complete可接建筑、工程、书籍等名词指加上缺少的部分
如:to complete the sentence把句子补充完整
Climbing at such high altitudes①requires great skill and is not without risk②. Apart from③ the cold, thin air and low oxygen levels can cause mountain sickness④, which can kill. Some people can never go above 4,000 metres because their body is unable to adjust to these extreme conditions⑤. Above about 5,200 metres, in the "death zone", humans can only survive for a couple of days⑥, even with extra oxygen. 爬上这样的高度需要极大的技能,而且不是没有危险的。除了天气寒冷之外,空气稀薄和含氧量低都可能诱发致人死亡的高山病。有些人从来不能登上4,000米的高度,因为他们的身体不能适应这些极端的条件。在5,200米的高度以上就是“死亡地带”了,即使带了额外的氧气,人们也只能存活一、两天。
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