首页
登录
职称英语
Pollution of water supplies is usually due to poor health conditions close to
Pollution of water supplies is usually due to poor health conditions close to
游客
2023-10-10
34
管理
问题
Pollution of water supplies is usually due to poor health conditions close to water sources, sewage 【T1】______into the sources themselves, leakage of sewage into 【T2】______ systems or pollution with industrial or 【T3】______waste. Even if a piped water supply is safe at its source, it is not always safe by the time it reaches the tap. Intermittent tap water supplies should be 【T4】______as particularly suspect.
Travelers on short trips to areas with water supplies of uncertain 【T5】______should avoid drinking tap water, or 【T6】______water from any other source. It is best to drink hot drinks, bottled or canned drinks of well-known brand names—international 【T7】______ of water treatment are usually followed at bottling plants. Carbonated (含二氧化碳的) drinks are acidic (酸性的), and slightly safer. 【T8】______, and that their rims (边缘) are clean and dry.
Boiling is always a good way of treating water. 【T9】______. Portable boiling elements that can boil small quantities of water are useful when the right voltage (电压) of electricity is available. 【T10】______. [br] 【T4】
选项
答案
regarded
解析
根据空格前的should be可知此处应填入一个动词-ing、动词-ed或形容词,且该词能与as搭配使用。本段阐述的均是引起水污染的原因,而且上句中提到,管道供水系统在水源处是安全的,等水到达水龙头时就不一定总是安全的了。因此,此处想表达的是断断续续的自来水供应系统应该被视为是非常可疑的。因此,空格处所填单词应与be和as搭配表示“被视为……”。结合录音可知答案为regarded。
转载请注明原文地址:https://tihaiku.com/zcyy/3086455.html
相关试题推荐
Thesuggestionsputforwardbytheworkerstoimprovetheirworkingconditionsw
Smokingisconsidereddangeroustothehealth.Ourtobacco-seller,Mr.Johns
Smokingisconsidereddangeroustothehealth.Ourtobacco-seller,Mr.Johns
Smokingisconsidereddangeroustothehealth.Ourtobacco-seller,Mr.Johns
Smokingisconsidereddangeroustothehealth.Ourtobacco-seller,Mr.Johns
Smokingisconsidereddangeroustothehealth.Ourtobacco-seller,Mr.Johns
Smokingisconsidereddangeroustothehealth.Ourtobacco-seller,Mr.Johns
Smokingisconsidereddangeroustothehealth.Ourtobacco-seller,Mr.Johns
Smokingisconsidereddangeroustothehealth.Ourtobacco-seller,Mr.Johns
Smokingisconsidereddangeroustothehealth.Ourtobacco-seller,Mr.Johns
随机试题
Overaverylargenumberoftrials,theprobabilityofanevent______isequalto
(1)Theconcernthroughouttheworldin1988forthosethreewhalesthatwere
[originaltext]MountEtnaisoneofthemostactivevolcanoesonEarth.Themoun
硬盘的性能指标不包括();其平均访问时间=()。A.磁盘转速+平均等待时
临床上假体隆胸切口,不会选用的是A.乳晕切口 B.腋窝切口 C.前胸正中切口
以下属于护士权利的是A:遵守法律、法规、规章和诊疗技术规范的规定 B:保护患者
()是适用于在温度低于4℃或高于70℃的环境中使用的闭式系统。A.湿式系统
男性,46岁,饮酒后出现中上腹部持续性疼痛12小时,呕吐两次。体温:37.8°C
下列各项中,属于投资性房地产的有( )。 A.企业拥有并自行经营的饭店
一借一贷的会计分录形式属于()。A、简单会计分录 B、复合会计分录 C、合成
最新回复
(
0
)