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2018托福阅读长难句精选21

2018年09月13日 14:51:06来源:托福考试网
导读:2018年托福考试正在紧张的进行当中,报名9月其他场次的考生复习的如何日了?小编今天整理的是托福阅读长难句,考生们可以通过小编的分享不断提高自己的阅读水平。

>>托福知识点:2018托福阅读长难句精选21

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201. Off and on throughout the Cretaceous (the last period of the Mesozoic era, during which dinosaurs flourished), large shallow seas covered extensive areas of the continents.

202. Data from diverse sources, including geochemical evidence preserved in seafloor sediments, indicate that the Late Cretaceous climate was milder than today’s.

203. It’s hard to understand why they would not be affected, whereas dinosaurs were left too crippled to cope, especially if, as some scientists believe, dinosaurs were warm-blooded.

204. In view of these facts, scientists hypothesized that a single large asteroid, about 10 to 15 kilometers across, collided with Earth, and the resulting fallout created the boundary clay.

205. These flow features are extensive systems ―sometimes hundreds of kilometers in total length ―of interconnecting, twisting channels that seem to merge into larger, wider channels.

206. A 2003 Mars Global Surveyor image shows what mission specialists think may be a delta―a fan-shaped network of channels and sediments where a river once flowed into a larger body of water, in this case a lake filling a crater in the southern highlands.

207. The Hellas Basin, which measures some 3,000 kilometers across and has a floor that lies nearly 9 kilometers below the basin’s rim, is another candidate for an ancient Martian sea.

208. Furthermore, Mars Global Surveyor data released in 2003 seem to indicate that the Martian surface contains too few carbonate rock layers ―layers containing compounds of carbon and oxygen ―that should have been formed in abundance in an ancient ocean.

209. Aside from some small-scale gullies (channels) found since2000, which are inconclusive, astronomers have no direct evidence for liquid water anywhere on the surface of Mars today, and the amount of water vapor in the Martian atmosphere is tiny.

210. It had been assumed that the ice extended westward from the Alaskan/Canadian mountains to the very edge of the continental shelf, the flat, submerged part of the continent that extend into the ocean.

单词是句子的基础,句子是阅读的基础,尤其是长难句和复合句,更是现在许多考试中喜欢用来考察考生的。小编希望通过今天的分享,考生们能够掌握一些句子,提高阅读正确率,争取在考试中取得好成绩!如果还想了解更多托福成绩查询的信息,请登录坦途网托福考试频道

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