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  3. Economics and weather have a lot in common. Knowing what conditions will be like weeks or months in the future is not easy. One

Economics and weather have a lot in common. Knowing what conditions will be like weeks or months in the future is not easy. One

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问题     Economics and weather have a lot in common. Knowing what conditions will be like weeks or months in the future is not easy. One thing that helps economists【B1】______ the future is the index of leading economic indicators. An index is a way to measure changes in a group of numbers over time. In【B2】______ markets, for example, an index of stocks will rise or fall with changes in the wider market. The changes measured by an index can【B3】______ a single percentage. The leading economic indicators are really ten indexes. Four deal with manufacturing activity. One deals with unemployment claims. Another measures people’s【B4】______of the economy. Still others involve information like the money supply and【B5】______. The index of leading indicators is just one of the tools used to measure the business cycle. Business cycles are the normal changes that happen in economic growth over time. A measure called the【B6】______ index provides information about current conditions. Employment rates are an important part of it, which helps 【B7】______economic changes that currently appear to be【B8】______. The Conference Board publishes economic indicators for the United States. The Conference Board is a【B9】______organization based in New York. It brings together business leaders to learn new ideas from one another, and it has member companies around the world. The Conference Board also does economic research. Its work helps show business and government leaders what conditions might be ahead, but this group did not always【B10】______the index of leading economic indicators.
【B10】
选项
答案produce
解析 根据空格所在位置可知，空格处应填入动词(词组)原形。结合录音可填入produce，意为“产生”。
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