题干

2016年进入7月份以来,鸡蛋价格再次出现上涨。在广东省,近六成区市鸡蛋价格上涨,其中深圳、广州、珠海涨幅居前,分别为2.6%、2.3%、1.9%。鸡蛋价格的提高,可能会带来的影响是(  )

①会使鸡蛋的需求量减少             ②使鸡蛋的供应量减少

③使鸡蛋的替代商品的需求量增加     ④使养鸡业扩大生产规模

A:①②③

B:①②④

C:①③④

D:①②③④

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答案(点此获取答案解析)

C

同类题5

阅读理解

    There are many weight loss products,plans and programs in the market.However,if most of these programs were effective,we would see obesity trends reversing,yet we are witnessing more and more people struggling with weight.

    Experiences of dieters regaining pre-dieting weight within 5 years are common.Therefore,a fitness program that works over a long period of time is something you should be looking for.Before reaching for your wallet or purse,make sure the program is exactly what it claims to be.

Professional endorsement(认可)

    A good program should not insist on offering pills, injections, powders or similar products that are not endorsed by a medically trained professional.You choice of programs should have been designed by a medically trained professional.

Unreallstic promises

    A good program should not make unrealistic promises,such as“To lose 5 pounds in a week,with no exercise!” Therefore,it is advisable to judge whether the promises being made are realistic.The plan should also have a high success rate of weight loss.

Qualification

    A weight loss program should consider the health of the applicants.It should consider their age,medical condition,gender,health background,medication and more,in order to make a plan that meets the needs of every applicant.A good program should include diet and exercise in order to promote permanent and good health.

Restriction

    A good program should not overly restrictive(限制的)on food allowances.Some programs ask you not to eat foods from the main nutrient food groups like fruit and vegetables.A successful weight loss plan,for most people,should not involve less than 1,200 calories per day.

Cost effective

    A long-term program does not have to cost you lots of money.An effective plan that is reasonably priced can save you a large sum of money that can be spent on other healthy habits.This car in turn improve your lifespan.

    We provide the best information about weight loss program.For further details please visit the provided links.