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
2024-05-02
27
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/3580839.html
相关试题推荐
Peoplelikebeingtrusted.Theyareannoyed,angry,orfeelhurtiftheyare
Peoplelikebeingtrusted.Theyareannoyed,angry,orfeelhurtiftheyare
Peoplelikebeingtrusted.Theyareannoyed,angry,orfeelhurtiftheyare
Peoplelikebeingtrusted.Theyareannoyed,angry,orfeelhurtiftheyare
Peoplelikebeingtrusted.Theyareannoyed,angry,orfeelhurtiftheyare
Peoplelikebeingtrusted.Theyareannoyed,angry,orfeelhurtiftheyare
Peoplelikebeingtrusted.Theyareannoyed,angry,orfeelhurtiftheyare
[originaltext]W:Tellmealittlebitaboutyourself,please.M:MynameisDav
Itistruethattheworldfacesproblemsofpollution,butitcan______(通过全球的努力加
Itwouldbeinterestingtodiscoverhowmanyyoungpeoplegotouniversityw
随机试题
[img]2018m9s/ct_etoefz_etoeflistz_201808_0002[/img][br]Accordingtotheprofes
Motherlanguages,alongwithlinguisticdiversity,matterfortheidentityofin
[originaltext]Arefrigeratorofthefuturethattellsyouwhattocookwith
B解题指导:上面5个图形和A,C,D这三个图形放在一起,我们发现其中的规律是:有8个大图形和八个小图形,其中,大小不同,形状相同的图形有两个。比如,有一对五角
下列不属于境外上市外资股的特点的是()。A.记名股票 B.外币认购买卖 C
雷电引起的过电压称为()。 (A)内部过电压;(B)工频过电压;(
在电子云示意图中,下列关于小黑点的叙述哪个正确? A.表示一个电子B.表示电
无痛性肉眼血尿最多见的原因是( )。A.泌尿系感染 B.泌尿系肿瘤 C.泌
患者男性,32岁,自诉左上后牙近1个月来进食时有时有疼痛感,经口腔内科诊断隐裂牙
银行承兑汇票的承兑银行,应当按照票面金额向出票人收取()的手续费。A:千分之一
最新回复
(
0
)