首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
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
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
admin
2013-08-12
101
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.
【B5】
选项
答案
expelled
解析
根据空格前的is,可知此处可能要填入一个动词的过去分词,表示被动。expel“排出”,过去分词要双写l再加-ed。
转载请注明原文地址:https://kaotiyun.com/show/qJ97777K
0
大学英语六级
相关试题推荐
Afewyearsagoitwasfashionabletospeakofagenerationgap,adivisionbetweenyoungpeopleandtheirelders.Parentscompl
Nowadays,somethinghasgoneterriblywrongwithouronce-proudAmericanwayoflife.Ithashappenedintheareaof【C1】______.
Nowadays,somethinghasgoneterriblywrongwithouronce-proudAmericanwayoflife.Ithashappenedintheareaof【C1】______.
Theymayappeartobemarvelsofmodernscience.Buttheideasthatledtothewondersofsatellite【B1】______,organtransplant
OfalltheemployedworkersintheUnitedStates,12.5millionarepartofatemporaryworkforce.TheUnitedStatesBureauofLa
OfalltheemployedworkersintheUnitedStates,12.5millionarepartofatemporaryworkforce.TheUnitedStatesBureauofLa
SmugglerstrytobringillegalitemsintotheUnitedStateseveryday.Peoplewhotraveltoforeigncountriessometimestrytoa
Truefriendshipforeseestheneedsofothers___________________(而不是声明自己的需求).
Housingisrecognizedasa"sociallydeterminantvariable".InFrance,housingisthemainitemofexpenditureinthefamilybud
Whenwelearnaforeignlanguage,weshould______(考虑不同文化之间越来越多的相互影响).
随机试题
子宫脱垂的非手术治疗方法包括________、________、________。
糖皮质激素采用隔日疗法可避免
王先生,65岁,高血压8年。病人睡眠中突感极度胸闷、气急、大汗、咳嗽、咳痰带血,端坐呼吸,BP180/110mmHg,HR110次/分。该病人长期血压增高容易引起哪些脏器的并发症
危重病人病情恶化的最主要指征是
A市甲企业委托B市乙企业加工一批应税消费品,该批消费品应缴税款应由乙企业向B市税务机关解缴。( )
12,3,4,2,2,1,()。
磷酸铁(FePO4.2H2O难溶于水的米白色固体)可用于生产药物、食品添加剂和锂离子电池的正极材料,实验室可通过下列实验制备磷酸铁。向滤液中加入一定量H2O2氧化Fe2+。为确定加入H2O2的量,需先用K2Cr2O7标准溶液滴定滤液中的Fe2+,离子方
过去十年,地产一直是民间大额财富主要配置对象,经济也依靠地产黄金十年和基建投资实现腾飞。但伴随行业供过于求、政策收紧以及经济结构转型,地产黄金十年荡然无存。《每日经济新闻》记者注意到,平安证券研报称,1998年取消住房实物分配以来,中国商品房市场
G={(x,y)|x2+y2≤r2}是以原点为圆心,半径为r的圆形区域,而随机变量X和Y的联合分布是在区域G上的均匀分布.试确定随机变量X和Y的独立性和相关性.
ThelargepopulationsandimpressiveculturalachievementsoftheAztecs,theMayas,andtheIncascouldnothavecomeaboutwit
最新回复
(
0
)