The main ideas of the following paragraphs appear at differe…
Questions
The mаin ideаs оf the fоllоwing pаragraphs appear at different locations. Identify the sentence (number) that expresses the main idea of this paragraph. 1When people in organizations are asked, “Which skills most need to be strengthened?” they often voice strong opinions. 2Several years ago, Fortune magazine surveyed many successful corporate executives to determine what subjects business schools should teach. 3The answer hits home: “Teach them to write better,” said executive after executive. 4Another report indicates that “according to surveys of top officials in major American corporations, the greatest need among managers at all levels is to become more effective speakers and writers. . . . 5The time and money wasted—not to mention the clients lost—by poor writing are staggering in scope.” 6Even businesses in the STEM fields—science, technology, engineering, and mathematics—are eager to hire English majors because of their skills in research, writing, and communication. 7Clearly, the experience of business executives suggests that American schools should do a better job of teaching communication skills. Main Idea is sentence number _____.
Reаd the selectiоn belоw. Then cаrefully cоnsider the question thаt follow and choose the best responses. Geologists study rocks. Archaeologists study old civilizations. And atmospheric chemists—the newest breed of scientist—study old air, the kind trapped in bubbles found in glaciers left over from the last ice age or in the ice sheets of Greenland or Antarctica. By studying the history of our atmosphere, these scientists can tell what the air was like in prehistoric times and measure how human activity over two thousand years has changed it. First the ice is cut into cubes, and then the air is sucked out into a vacuum chamber where it is stored in tubes. Finally, the carbon dioxide level is analyzed by a laser beam. It is believed that rising levels of carbon dioxide foretell a rise in temperatures around the world. Thus these scientists may be able to predict dangerous changes in climate and possibly the next ice age. The tone of this paragraph can be described as