题干

下列说法正确的是(     )

A:与做馒头、制酸奶和制泡菜有关的微生物依次是酵母菌、乳酸菌、乳酸菌

B:消化道中吸收营养物质的能力最强的部位是十二指肠

C:小李因感冒而引起肺炎.医生为他静脉注射青霉素,青霉素药液从他左手上的静脉到达肺部前需经过心脏的结构依次是:左心房和左心室

D:牙齿和舌对于馒头的消化没有起到任何作用

上一题 下一题 0.0难度 选择题 更新时间:2019-09-04 05:52:25

答案(点此获取答案解析)

A

同类题2

阅读下面选文,完成下列各题。

【甲】

      十年春,齐师伐我,公将战。曹刿请见。其乡人曰:“肉食者谋之,又何间焉?”刿曰:“肉食者鄙,未能远谋。”乃入见。问:“何以战?”公曰:“衣食所安,弗敢专也,必以分人。”对曰:“小惠曹刿未徧,民弗从也。”公曰:“牺牲玉帛,弗敢加也,必以信。”对曰:“小信未孚,神弗福也。”公曰:“小大之狱,虽不能察,必以情。”对曰:“忠之属也。可以一战。战则请从。”

【乙】

      齐桓公伐鲁。鲁人不敢轻战,去鲁国①五十里而封②之,鲁请比关内侯以听③,桓公许之。曹刿谓鲁庄公曰:“听臣之言,国必广大,身必安乐;不听臣之言,国必灭亡,身必危辱。”庄公曰:“请从。”

      于是明日将盟,庄公与曹刿皆怀剑至于坛上。庄公左搏桓公,右抽剑以自承④,曰:“鲁国去境数百里。今去境五十里,亦无生矣。钧其死也,戳于君前。”管仲、鲍叔进,曹刿按剑当两陛⑤之间,曰:“且二君将改图,毋或进者!”庄公曰:“封于汶则可,不则请死。”管仲曰:“以地卫君,非以君卫地,君其许之!”乃遂封于汶南,与之盟。

     【注】①国:都城。②封:封土为界。③鲁请比关内侯以听:;鲁国请求像齐国封邑大臣一样服从齐国,即做齐国的附属国。比,比照。关,国家的关隘。④自承:把剑冲着自己。⑤陛:殿或坛的台阶。

同类题3

根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

Evaluating (评价)Sources of health Information

Makinggood choices about your own health requires reasonable evaluation. A key firststep in bettering your evaluation ability is to look carefully at your sourcesof healthy information. Reasonable evaluation includes knowing where and how tofins relevant information, how to separate fact from opinions, how to recognizepoor reasoning, and how to analyze information and the reliability of sources.____ 

Goto the original source. Media reports often simplify the results of medicalresearch. Find out for yourself what a study really reported, and determinewhether it was based on good science. Think about the type of study.____

Watchfor misleading language. Some studies will find that a behavior “contributesto” or is “associated with” an outcome; this does not mean that a certaincourse must lead to a certain result.____ Carefully read or listen toinformation in order to fully understand it.

Useyour common sense. If a report seems too good to be true, probably it is. Beespecially careful of information contained in advertisements.____ Evaluate “scientific” statements carefully,and be aware of quackery(江湖骗术).____ Friends and family members can be a greatsource of ideas and inspiration, but each of us needs to find a healthylifestyle that works for us.

Developingthe ability to evaluate reasonably and independently about the health problemswill serve you well throughout your life.

A.The goal of an ad is to sell yousomething.

B.Make choices that are right for you.

C.And examine the findings of theoriginal research.

D.Be sure to work through the criticalquestions.

E.Distinguish between research reportsand public health advice.

F.The following suggestions can help yousort through the health information you receive from common sources.

G.Be aware that information may also beincorrectly explained by an author's point of view.