炎德英才大联考·长沙市一中2024届高三月考试卷(二)2英语答案

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27.What is Melissa's reaction to the coming of the dog?A.Annoyed.B.Pleased.C.Disappointed.D.Uninterested.⊙upIn 2018,54%of North Americans and 43%of Asians were taking a nutritional supplement(ngThe most common types are multivitamins,vitamin D and omega-3 fatty acids.One estimate putthe global market at $152 bn in 2021,with 9%annual growth expected until 2030.But in manyheplaces the regulation of the supplement industry is either weak or non-existent and little thoroughresearch has been carried out on either their benefits or risks.heThe story of nutritional supplements starts in 1912 when Casimir Funk,a Polish-Americanbiochemist,proposed that unidentified organic substances were required in tiny amounts to maintainathuman health.It was a revolutionary idea.And he was correct.Along with macronutrients such asyprotein and carbohydrates,there were undiscovered components of foods-micronutrients.The firstervitamin to be isolated and then combined in 1936 was thiamine or B1.Shortage causes beriberi,andisease that can affect the central nervous systems.The discovery prompted a race to isolate,characterize and produce vitamins and ultimately launched the supplement industry.ntHalf a century after Funk's discovery,the concept that nutrients might be able to treat mentalillnesses took hold.Abram Hoffer,a Canadian psychiatrist,tried treating schizophrenics with highdose()of vitamins B3.Then in 1968 Linus Pauling,a Nobel-prize-winning chemist,coined the term"orthomolecular psychiatry"to describe the theory that varying the concentration of substancesnnormally present in the body could treat mental disease.But there was little evidence to support theirclaims and in 1973 the American Psychiatric Association released a report dismissing orthomoleculardpsychiatry,highlighting the lack of controlled experiments and concluding that large doses of B3 were“useless and not without danger'”.And yet today much science does support the idea that there is a strong link between what peopleeat and their mental health.Studies have shown that b12 shortages cause depression and poor memoryand are associated with mania and psychosis.Low levels of vitamin D are associated with increasedrisks of stroke and dementia.28.Which of the following was discovered earliest?A.Vitamin Bl.B.Protein.C.Multivitamins.D.Omega-3 fatty acids.29.What does the underlined word in Paragraph 2 mean?A.Won.B.StartedC.Lost.D.Completed.30.Which statement is consistent with Linus Pauling'idea?A.Taking in high doses of vitamins is helpless.B.Choosing what to eat affects physical healthC.Adjusting body's levels of substances benefits healthD.Cutting down the organic substances is useful for health.2023届高三高考模拟测试英语试卷（二）第5页（共10页）