Degradation and Erosion of Soil Land without soil can support only very small primitive plants such as lichens and mosses that can cling onto a rock surface. The rest of the worl...

Part 2 Reading Passage 2 Read the text below and answer Questions 14-28 1. The Vitamin Shoppe: 1,946 part-time openings. The Vitamin Shoppe is a New Jersey-based retailer of nutr...

  Part 2 You should spend about 20 minutes on Questions 15-27, which are based on Reading Passage 2 below. BORDER CROSSING FOR COMMERCIAL VEHICLES This Border Crossing Gu...

    题目： Transportation and Economic Change in the Nineteenth-Century       Between 1820 and 1860,the American economy entered a new stage of develop...

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Part 1 Reading Passage 1 Look at the contents page from a magazine on the following page. Why Magazine Read the advertisements for concerts below and answer Question 5-9 SYDNEY ...

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The Greenhouse Effect on Venus   The nitrogen and oxygen gases that make up the bulk of Earth's atmosphere neither absorb nor emit thermal radiation, energy that is released f...

Creativity   A basic question about creativity is, what factors produce it? Several contrasting answers have been proposed. Cognitive psychologists, for example, have tended t...

Part 1 Reading Passage 1 Read the passage below and answer the questions 1-13 that follow Youth Adventure Package Travel Insurance. Don't let anything spoil your fun! Your vacatio...