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【单选题】已知产量为500单位时,平均成本是2元,产量增加到550单位时,平均成本等于2.50元,在这个产量变化范围内,边际成本
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【单选题】当产出增加时LAC曲线下降,这是由于
【单选题】在从原点出发的直线(射线)与TC曲线的切点上,AC
【单选题】当劳动(L)的总产量下降时,
Task 5Directions: The following is an advertisement from an insurance company After reading it, you should give brief answers to the 5 questions (No.56 to No.60) that follow. The answers (in no more than 3 words) should be written after the corresponding numbers on the Answer Sheet.Not everyone thinks that life insurance is an important purchase to make for their family. That's why we've created the B-Assured Life insurance that's really quick and easy. If you're the breadwinner(养家糊口的人),you won't want to leave your loved ones with money struggles. So it makes sense to cover some of the costsof raising a family. With the B-Assured Life insurance you can apply online and be covered in minutes. It's great value too.as you get tax relief on your premiums. So why not go online to www.barclayslifeinsurance.com and get a quote? From just a few pennies a day, you can help protect your family.* B-Assured is available for people aged between 18 and 55* A lump sum (一次付清)is paid out when the policy holder dies or is diagnosed with a terminal illness* Tax relief on your premiums*A choice of cover levels ----£50 000，£100 000, £150 000 and £200 000*Choice of 10 to 25 year terms* Easy to apply -- get an online quote in minutes56.What is the advantage of the B-assured Life Insurance?It is really .57.How can you apply for the B-Assured Life insurance?By applying .58.Who are qualified to apply for the B-Assured Life insurance?People aged between .59.How will the policy holder be paid when he is diagnosed with a terminal illness?will be paid out.60.What benefit can you get with the B-Assured Life insurance?You can get on your premiums.
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