首页
登录
职称英语
Pollution of water supplies is usually due to poor health conditions close t
Pollution of water supplies is usually due to poor health conditions close t
游客
2023-10-10
20
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] 【T10】
选项
答案
Refuse politely any cold drink from anunknown source
解析
转载请注明原文地址:https://www.tihaiku.com/zcyy/3087672.html
相关试题推荐
Usuallypeopleunderstress______expresstheirfullrangeofpotential(潜能).
Usuallypeopleunderstress_____toexpresstheirfullrangeofpotential(潜能).A、i
健康取决于良好的食物,清新的空气和充足的睡眠。Goodhealthdependsonfood,freshairandenoughsleep.
Ifyou______smokinganddrinking,yourhealthwillimprovesoon.A、gaveupB、giv
空气污染在城市和农村都已成为越来越严峻的问题。Airpollutionhasbecomeamoreandmoreseriousproblem
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
FromhumblebeginningsinagarageinMenloPark,Californiain1998,Google
Theboardofregentsrecentlyadoptedadocumentthatdividesacademicdishonest
[originaltext]M:Hi,Kate.Youlookupset.What’sup?W:Well,I’mtryingtofi
应急预案演练结束后,单位还应当对演练工作进行评估、总结,根据演练工作的经验和教训
对
楼梯、台阶的踏步板上及坡道上面均应设防滑条(槽)。
3号玻璃珠最大粒径为()。A.>212μm B.>245μm C.>289
口腔颌面部外伤后组织容易肿胀是因为()A.颌面部有腮腺组织 B.颌
上海证券交易所固定收益平台的交易,自2007年7月25日起开始试行。固定收益平台
当教师非常关注自己的生存适应性时,此教师处于成长过程中的()阶段A.关注发展
最新回复
(
0
)