单词讲解
volcano n.火山
active volcanoes 活火山violently adv.猛烈地,剧烈地
The building shook violently in the earthquake.liquid adj.液态的
solid 固
gas 气escape v.逃脱
The prisoner attempted to escape but failed.
Their conversation did not escape my notice.
We all want to escape form the reality sometimes.
语法讲解
- Haroun Tazieff,the Polish scientist, has spent his lifetime(一生) studying(研究) active(活的) volcanoes and deep(深的) caves in all parts of the world.(世界各地)
the Polish scientist 同位语
has spent 现在完成时
spend 时间 (in) doing sth.
all parts of the world 全世界
all over the world
Tazieff was able to set up … camp very close to the volcano while it was erupting violently.
要知道他以前是做过某事的;
区别 can / be able to…
相同点 : 能表示能力,”能够”
(can / could; be able to 时态更灵活)
不同点 :
表示过去已经成功做到的,用was/were able to,不用could.
can表示猜测,允许.Though(尽管) he managed to(相方设法做某事) take a number of brilliant(精彩的) photographs, he could not stay… for very long.
managed to do sth. = was/ were able to do sth. 相方设法做某事=能够做某事It threatened to(威胁) surround him completely, but Tazieff managed to(相方设法) escape … in time.
He waited until the volcano became quiet and he was able to return…
This time, he managed to climb into the mouth of kituro so that he could take photographs and…
Tazieff has often risked his life in this way.
He has been able to tell us more about… volcanoes than any man alive.
复习现在完成时
知识扩展
区别 can / be able to :
相同点: 都表示能力,”能够”
(can / could; be able to时态更灵活)
不同点:
- 表示过去已经成功做到的,用 was/were able to,而不用could
- can 表示猜测,允许
表示过去成功的做了某事 :
was / were able to do sth.
managed to do sth.
succeed in doing sth.
表示过去没有成功的做了某事
could not do sth.
failed to do sth.