英语托福词汇题下载

2022-05-23 10:29:31

  英语!托福词汇题是阅读部分中重要的题型之一。想要突破这类题型,那么在复习的过程中,可以多选择一些往年的托福词汇考试真题,这样能够帮助我们更加熟练的掌握这类题型。下面就是详细的词汇题。

  Paragraph 3: The fossil consists of a complete skull of an archaeocyte, an extinct group of ancestors of modern cetaceans. Although limited to a skull, the Pakicetus fossil provides precious details on the origins of cetaceans. The skull is cetacean-like but its jawbones lack the enlarged space that is filled with fat or oil and used for receiving underwater sound in modern whales. Pakicetus probably detected sound through the ear opening as in land mammals. The skull also lacks a blowhole, another cetacean adaptation for diving. Other features, however, show experts that Pakicetus is a transitional form between a group of extinct flesh-eating mammals, the mesonychids, and cetaceans. It has been suggested that Pakicetus fed on fish in shallow water and was not yet adapted for life in the open ocean. It probably bred and gave birth on land. 【OG- The Origins of Cetaceans】

  3. The word “precious” in the passage is closest in meaning to

  ○exact

  ○scarce

  ○valuable

  ○initial

  Paragraph 4: Another major discovery was made in Egypt in 1989. Several skeletons of another early whale, Basilosaurus, were found in sediments left by the Tethys Sea and now exposed in the Sahara desert. This whale lived around 40 million years ago, 12 million years after Pakicetus. Many incomplete skeletons were found but they included, for the first time in an archaeocyte, a complete hind leg that features a foot with three tiny toes. Such legs would have been far too small to have supported the 50-foot-long Basilosaurus on land. Basilosaurus was undoubtedly a fully marine whale with possibly nonfunctional, or vestigial, hind legs. 【OG- The Origins of Cetaceans】

  6. The word “exposed” in the passage is closest in meaning to

  ○explained

  ○visible

  ○identified

  ○located

  aragraph 5: An even more exciting find was reported in 1994, also from Pakistan. The now extinct whale Ambulocetus natans ("the walking whale that swam") lived in the Tethys Sea 49 million years ago. It lived around 3 million years after Pakicetus but 9 million before Basilosaurus. The fossil luckily includes a good portion of the hind legs. The legs were strong and ended in long feet very much like those of a modern pinniped. The legs were certainly functional both on land and at sea. The whale retained a tail and lacked a fluke, the major means of locomotion in modern cetaceans. The structure of the backbone shows, however, that Ambulocetus swam like modern whales by moving the rear portion of its body up and down, even though a fluke was missing. The large hind legs were used for propulsion in water. On land, where it probably bred and gave birth, Ambulocetus may have moved around very much like a modern sea lion. It was undoubtedly a whale that linked life on land with life at sea. 【OG- The Origins of Cetaceans】

  11. The word “propulsion” in the passage is closest in meaning to

  ○staying afloat

  ○changing direction

  ○decreasing weight

  ○moving forward

  以上就是为大家整理的“英语托福词汇题下载”,希望通过上述这些内容的练习,能够昂主大家更好的来备考托福词汇题,在考试中遇到这类题型,能够更好的来解答。

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