PASSAGE ONE According to the scientists, what causes the common occurrence of rickets among children?

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问题 PASSAGE ONE
According to the scientists, what causes the common occurrence of rickets among children?

选项

答案In sufficent exposure to natural sunshine and improper diet.

解析第二段中提到：The disease is caused by chronic vitamin D deficiencies，which carl be triggered by long periods out of natural sunlight and a poor diet. 可见长时间日照不足、饮食不合理，会造成长期的维生素D缺乏，从而诱发佝偻病。

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专业英语四级

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PASSAGE ONE According to the scientists, what causes the common occurrence of rickets among children?

专业英语四级

Theoceanbottom—aregionnearly2.5timesgreaterthanthetotallandareaoftheEarth—isavastfrontierthateventodayis

Storiespeoplehavewithreadingarenotnew,butthetrendisworsening.Recently,arecordhasshownthat10percentofthefr

Firmsthatusecomputershavefoundthatthenumberofstaff_____isneededforqualitycontrolcanbesubstantiallyreduced.

ItisabsolutelyessentialthatWilliam______hisstudyinspiteofsomelearningdifficulties.

Althoughhehasbecomerich,heisstillvery______ofhismoney.

A、China.B、England.C、Australia.D、Austria.A细节题。问题是Cavendish香蕉原产于哪国。谈话中男士说：“Accordingtomyresearch，theCavendishbanana，whic

ProfessorWangisalwayswillingtoaccept_______correctionsonhisessays.

Thelocalpoliceareauthorizedto_______anyone’smovementsastheythinkfit.

A、BecauseAugustisthenicestmontharoundtheyear.B、BecausethereistheleastdistractioninAugust.C、Becausethecrystall

A、Monday.B、Tuesday.C、Wednesday.D、Thursday.C①选项都表示星期，可知本题问时间。②对话中女士问男士的第一堂课是什么时间，男士回答说星期二，接着问女士。女士回答thedayafter，并解释说这天是她最忙的

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根据《票据法》的规定，下列关于票据伪造的表述中，正确的是()。

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