首页
登录
职称英语
[originaltext] Take care of your teeth and your teeth will take care of you.
[originaltext] Take care of your teeth and your teeth will take care of you.
游客
2024-01-28
44
管理
问题
Take care of your teeth and your teeth will take care of you. Your teeth are a living part of your body. They have nerves and blood vessels. Diseased teeth can cause pain, die and fall out. Plaque is the main enemy of healthy teeth. Everyone has plaqu
选项
A、Food particles.
B、Gum disease.
C、Unhealthy living habits.
D、Chemical erosion.
答案
B
解析
短文末尾部分指出,除了牙齿受损外,还会出现牙龈疾病,细菌先是侵害牙龈,接下来会使骨头受损收缩,从而导致牙齿脱落由此可知,牙龈疾病是成人牙齿掉落的主要原因,故答案为B。
转载请注明原文地址:http://tihaiku.com/zcyy/3402041.html
相关试题推荐
[originaltext]MyfatherwokemeupearlyonemorningwhenIwasfourteen,a
[originaltext]Didyouknowthatthere’sakindofbirdthatcansew?Thisb
[originaltext]Didyouknowthatthere’sakindofbirdthatcansew?Thisb
[originaltext]OnehundredandthirteenmillionAmericanshaveatleastone
[originaltext]Anearthquakemeasuring6.7ontheRichterscalehashitnort
[originaltext]Anearthquakemeasuring6.7ontheRichterscalehashitnort
[originaltext]Anearthquakemeasuring6.7ontheRichterscalehashitnort
[originaltext]Inastatement,theUSpresidentsaysheistakingtheaction
[originaltext]Forseveralyears,humanresourcesdirectorPeteTapaskarsay
[originaltext]Forseveralyears,humanresourcesdirectorPeteTapaskarsay
随机试题
AstheNationalParkServicecelebratesits100thanniversary(周年纪念),Presid
OnJuly20,1969,NeilArmstrongbecamethefirstpersontowalkonthe
It______(直到失去健康)peopleknowtheimportanceofhealth.isnotuntiltheyloseheal
2008年各级财政共支出城市低保资金393.4亿元,比上年增长41.8%,保
按照802.1d生成树协议(STP),在交换机互联的局域网中,()的交换机被选
下列水泥中,哪一种具有较高的耐热性? A.硅酸盐水泥B.矿密水泥C.火山灰
大黄牡丹汤的功用A.解肌发表,透疹解毒 B.峻下热结 C.发汗祛湿,兼清里热
下列行为中,属于违反商品房销售管理规定的行为有()。A.房地产开发公司委托房
人在每一瞬间,将心理活动选择了某些对象而忽略了另一些对象。这一特点指的是注意的(
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
)