以下各项中属于期货交易所重要职能的有()。

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   Physical activity does the body good, and there’s growing evidence that it helps the brain too. Researchers in the Netherlands report that children who get more exercise, whether at school or on their own, style=margin: 0px; padding: 0px;/　　The data will certainly fuel the ongoing debate over whether physical education classes should be cut as schools struggle toA) attendanceB) consequentlyC) currentD) depressingE) droppingF) essentialG) feasibleH) flowI) moodJ) mutuallyK) particularlyL) performanceM) reviewN) survive0) tend

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style=margin: 0px; padding: 0px;/Directions: In this section, you will hear three news reports. At the end of each news report, you will hear two or three questions. Both the news report and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A), B), C) and D). Then mark the corresponding letter on  style=margin: 0px; padding: 0px;/

style=margin: 0px; padding: 0px; color: rgb(51, 51, 51); font-family: 宋体; font-size: 14px; white-space: normal; background-color: rgb(255, 255, 255);/Questions 5 to 7 are based on the news report you have just heard.