tailieunhanh - Toefl preparation for the computer and paper test part 43

This additional practice can take the form of practice of specific skills or of com¬plete test sections or tests. The Longman TOEFL series provides ample opportunities for various types of TOEFL practice | 404 READING TOEFL EXERCISE 7 Study each of the passages and choose the best answers to the questions that follow. PASSAGE ONE Questions 1-2 Another program instrumental in the popularization of science was Cosmos. This series broadcast on public television dealt with topics and issues from varied fields of science. The principal writer and narrator of the program was Carl Sagan a noted astronomer and Pulitzer Prize-winning author. 1. The paragraph preceding this passage most probably discusses A a different scientific television series B Carl Sagan s scientific achievements C the Pulitzer Prize won by Carl Sagan D public television 2. The paragraph following this passage most likely contains information on what A The popularity of science B The program Cosmos C The astronomer Carl Sagan D Topics and issues from various fields of science PASSAGE TWO Questions 3-4 When a strong earthquake occurs on the ocean floor rather than on land a tremendous force is exerted on the seawater and one or more large destructive waves called tsunamis can be formed. Tsunamis are commonly called tidal waves in the United States but this is really an Line inappropriate name in that the cause of the tsunami is an underground earthquake rather than 5 the ocean s tides. Far from land a tsunami can move through the wide open vastness of the ocean at a speed of 600 miles 900 kilometers per hour and often can travel tremendous distances without losing height and strength. When a tsunami reaches shallow coastal water it can reach a height of 100 feet 30 meters or more and can cause tremendous flooding and damage to coastal areas. 3. The paragraph preceding the passage most probably discusses A tsunamis in various parts of the world B the negative effects of tsunamis C land-based earthquakes D the effect of tides on tsunamis 4. Which of the following is most likely the topic of the paragraph following the passage A The causes of tsunamis B The destructive effects of tsunamis on the coast C The