空气源热泵型冷热水机组用于洛阳市，当地夏季空调室外计算干球温度35.9℃和冬季室外计算干球温度-7℃，正确的说法是下列哪些项？（）
A、夏季设计条件时，机组的供冷量高于其额定供冷量
B、夏季设计条件时，机组的供冷量低于其额定供冷量
C、冬季设计条件时，机组的供热量高于其额定供热量
D、冬季设计条件时，机组的供热量低于其额定供热量
参考答案：B, D
“I can’t believe what I’m hearing!” I thought to myself. Jeff was the last candidate (候选人)for president of Student Council. My best friend Tony came to me and said, “I’m sorry, Mike. I really thought you should be 1 .” Later that day, I happened to pass Jeff in the dining room. I offered him a 2 “Congratulations” and walked to my usual table. To my surprise, Jeff put his plate beside mine. “I’m, er…I’m just wondering if you would …consider coming to work on my team,” he said 3 . “You are really smart, and you would be a great manager.” “I don’t think so,” I replied, feeling unsure. “Well, if you change your mind, we are meeting tomorrow,” he said before moving to another table. All that night, I thought about the offer from Jeff. Maybe being a part of the election process(选举过程) would give me a 4 to make important changes at our school. I decided to join them. My first goal was to 5 an attractive advertisement. Within a few days, we designed a poster with Jeff’s pictures showing him in a number of activities. No one could walk through any hallway 6 passing Jeff’s smiling face. My next step was to 7 which new activities students would like to have at our school. Many of them wanted a chess club and a volleyball team. With the information I had collected, Jeff met with the headmaster. The headmaster 8 to add these activities to our school program. An eighth grader said, “It’ll be like attending a new school with Jeff as president.” Hearing these words made my heart filled with 9 . I had wanted to become president of Student Council to make a difference. I achieved that and more by working as a member of Jeff’s team. He became the most popular candidate and I was large part of his 10 . The fact that it has made a difference in other people’s lives is the real prize. What a great feeling!
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