TAILIEUCHUNG - Longman Complete Course for the Toefl Test: Preparation for the CBT and PBT 46

Longman Complete Course for the Toefl Test: Preparation for the CBT and PBT 46. This course gives students the skills, strategies, practice and confidence they need to increase their scores on all sections of the TOEFL Test, including the Test of Written English. This edition reflects the revised TOEFL, first administered in July 1995, and skill coverage has been expanded for all sections. Volume A explains and practices key language points so that students improve their language proficiency as well as their test-taking skills. Clearly defined steps, pre- and post-tests and TOEFL exercises guide students in improving TOEFL strategies and. | 3 A 3 A 3 a 3 a 3 a 3 a 3 a 3 Questions 21-31 Most people think of deserts as dry flat areas with little vegetation and little or no rainfall but this is hardly true. Many deserts have varied geographical formations ranging from soft rolling hills to stark jagged cliffs and most deserts have a permanent source of water. Although deserts do not Line receive a high amount of rainfall to be classified as a desert an area must get less than twenty-five 5 centimeters of rainfall per year there are many plants that thrive on only small amounts of water and deserts are often full of such plant life. Desert plants have a variety of mechanisms for obtaining the water needed for survival. Some plants such as cactus are able to store large amounts of water in their leaves or stems after a rainfall these plants absorb a large supply of water to last until the next rainfall. Other plants such as the 10 mesquite have extraordinarily deep root systems that allow them to obtain water from far below the deserts arid surface. 21. What is the main topic of the passage A Deserts are dry flat areas with few plants. B There is little rainfall in the desert. C Many kinds of vegetation can survive with little water. D Deserts are not really flat areas with little plant life. 22. The passage implies that A the typical conception of a desert is incorrect B all deserts are dry flat areas C most people are well informed about deserts D the lack of rainfall in deserts causes the lack of vegetation 23. The passage describes the geography of deserts as A flat B sandy C varied D void of vegetation 24. The word source in line 3 means A supply B storage space C need D lack 25. According to the passage what causes an area to be classified as a desert A The type of plants B The geographical formations C The amount of precipitation D The source of water 26. The word thrive in line 5 means A suffer B grow well C minimally survive D decay 27. The word mechanisms in line 7 could most easily be replaced .

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