首页
登录
职称英语
Some people’s ears produce wax like busy little bees. This can be a problem
Some people’s ears produce wax like busy little bees. This can be a problem
游客
2023-08-28
16
管理
问题
Some people’s ears produce wax like busy little bees. This can be a problem even though earwax(耳垢)appears to serve an important purpose.
Experts say it protects and cleans the ear. It【B1】______ dirt and other matter and keeps insects out Doctors think it might also help protect against【B2】______ diseases. And the waxy oil keeps ears from getting too dry. So earwax is good. And there are two kinds. Most people of European or African【B3】______ have the "wet" kind: thick and【B4】______. East Asians commonly have "dry" earwax.
But you can have too much of a good thing. Some people may have too much wax in their ear canal. Earwax is normally【B5】______; it falls out of the ear or gets washed away. But【B6】______ wax can harden and form a blockage that【B7】______ with sound waves and reduces hearing. People can also cause a blockage when they try to clean out their ears—but only push the wax deeper inside. Earwax【B8】______ is sometimes necessary.【B9】______
Experts at N.I.H., the National Institutes of Health, suggest some ways to treat excessive earwax yourself.【B10】______. Another way to remove wax is known as irrigation. With the head upright, take hold of the outer part of the ear. Gently pull upward to straighten the ear canal.【B11】______. Then turn the head to the side to let the water out. [br] 【B3】
选项
答案
descent
解析
根据空格前面的European or African,可知此处需要一个名词。descent“血统”。
转载请注明原文地址:https://tihaiku.com/zcyy/2964575.html
相关试题推荐
[originaltext]Ifyouarelikemostpeople,yourintelligencevariesfromse
[originaltext]Ifyouarelikemostpeople,yourintelligencevariesfromse
[originaltext]Afewmonthsago,millionsofpeopleinLondonheardalarmsa
Aproblemmorespecifictoschoolsthemselvesispervasivestudentpassivity—
Acidrainisaveryseriousairandwaterpollutionproblem.Manypeoplefee
Acidrainisaveryseriousairandwaterpollutionproblem.Manypeoplefee
Acidrainisaveryseriousairandwaterpollutionproblem.Manypeoplefee
Acidrainisaveryseriousairandwaterpollutionproblem.Manypeoplefee
Acidrainisaveryseriousairandwaterpollutionproblem.Manypeoplefee
[originaltext]W:Youknow,I’veoftenwonderedwhypeoplelaughatthepicture
随机试题
Howmanyofyoudrinkcola?Nearlyeverybody.Didyouknowthatcolastarted
Youhavesomeadslingeringinyourmindbecauseyouareexposedtotoomanytim
抒情性作品的基本要素是()A.抒情内容 B.抒情话语 C.抒情现实 D.
()是指国际注册的商标申请人或所有人向“马德里联盟”成员国所提出的有关保护的专
()是指商业银行拒绝或退出某一业务或市场,以避免承担该业务或市场风险的策略
酚妥拉明兴奋心脏的机制是A、直接兴奋心肌细胞 B、反射性兴奋交感神经 C、直
肾制造的生理活性物质有 A.肾素B.血管紧张素 C.前列腺素D.红细胞生
(2019年真题)下列各项中,应记入“应收票据”科目借方的是()。A.提供劳
根据我国《建筑施工企业安全生产许可证管理规定》,应具备经建设行政主管或其他有关部
根据《招标投标法实施条例》,按照国家有关规定需要履行项目审批、核准手续的依法必须
最新回复
(
0
)