tailieunhanh - TOEFL iBT The Official ETS Study Guide_02

Tham khảo tài liệu 'toefl ibt the official ets study guide_02', ngoại ngữ, toefl - ielts - toeic phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | 9. @ This is an Inference question asking for a conclusion that can be drawn from the passage. Paragraph 5 explains that this discovery provided important information to scientists that they might not have been able to obtain without it. Therefore you can infer that the discovery was a lucky one. The passage offers no support for the other choices. Therefore choice 2 is the best answer. 10. This is a Sentence Simplification question. As with all of these items a single sentence in the passage is highlighted 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. Choice 3 is the best answer because it contains all of the essential information in the highlighted sentence. Choice 1 is not true because Ambulocetus did have a backbone. Choice 2 is not true because the sentence says that the backbone showed how the Ambulocetus swam not that it was missing a fluke. Choice 4 is untrue because the sentence states that Ambulocetus and modern whales swam in the same way 11-0 This is a Vocabulary question. The word being tested is propulsion. It is highlighted in the passage. Choice 4 moving forward is the best answer because it means the action of propelling. The whale in the sentence used its hind legs to push itself forward in the water. 12. @ This is an Insert Text question. You can see the four black squares in paragraphs 1 and 2 that represent the possible answer choices here. Extinct but already fully marine cetaceans are known from the fossil record. How was the gap between a walking mammal and a swimming whale bridged Missing until recently were fossils clearly intermediate or transitional between land mammals and cetaceans. Very exciting discoveries have finally allowed scientists to reconstruct the most likely origins of cetaceans. In 1979 a team looking for fossils in northern Pakistan found what proved to be the oldest fossil whale. The sentence .