首页
登录
职称英语
Hardly anyone pays much attention to the air. It is【B1】______ , and we never
Hardly anyone pays much attention to the air. It is【B1】______ , and we never
游客
2023-07-29
62
管理
问题
Hardly anyone pays much attention to the air. It is【B1】______ , and we never feel it unless a strong wind【B2】______ along, blowing things around. But even though we are rarely【B3】______ of it, the air is always around us. It is an amazing and very powerful substance, with【B4】______ that few people know anything about.
We live in a world that is always in【B5】______ . Even still air and ice and solid rock are【B6】______ with movement. This movement is the dancing of the tiny molecules that make up all matter. The molecules, in mm are made up of still tinier atoms, which are the smallest units of【B7】______ .
In air, which is a mixture of gases, this dance takes the form of a flee-for-all, in which【B8】______ molecules move at a speed of nearly 250 miles an hour and bump into other molecules five thousand million times a second.【B9】______ . Usually we don’t feel this pressure because it is equaled by pressure from inside our bodies.
In fact,【B10】______ . At this very minute, your body is supporting 14 tons of air pressure.
【B11】______ . We can rarely see this water, but it is there just the same, like a huge ocean over our heads. [br] 【B1】
选项
答案
invisible
解析
转载请注明原文地址:https://tihaiku.com/zcyy/2879924.html
相关试题推荐
Whataspectofthejournalismdoes"deadlineshardlyexistanymore"(Lines3-4
Whataspectofthejournalismdoes"deadlineshardlyexistanymore"(Lines3-4
【B1】[br]【B20】A、hardlybeenexplainedB、beenexplainedC、beeninterruptedD、bee
______(他趁没人看见)byanyone,heescaped.Notbeingseen这里考查现在分词的否定式的用法。
Time,asweknowit,isaveryrecentinvention.Themodemtime-senseishardly
Time,asweknowit,isaveryrecentinvention.Themodemtime-senseishardly
Time,asweknowit,isaveryrecentinvention.Themodemtime-senseishardly
Time,asweknowit,isaveryrecentinvention.Themodemtime-senseishardly
Time,asweknowit,isaveryrecentinvention.Themodemtime-senseishardly
Time,asweknowit,isaveryrecentinvention.Themodemtime-senseishardly
随机试题
Accordingtotheweatherforecast,whichisusually______,itwillsnowthisaft
Attheapartment,wefoundanunshaven,grey-hairedmansittinginashabby
[originaltext]Howdoyouspendyoursparetime?[/originaltext]A、Ilikeplaying
Theoutputofcoalin1999was______(比1972年增加了五倍).sixtimesasmuchasthatof
高校辅导员教师的职务评聘应体现其具有()和()双重身份的职业特点
山西省太原市已承办多届马拉松比赛,在马拉松比赛过程中,不会发生的是:A、运动员出
A公司为汽车零部件生产企业,2017年营业收入15亿元。公司3#厂房主体为拱形顶
主水饮,肾虚水泛,气血受困的面色特点是A、面色咣白 B、面色黧黑 C、眼眶灰
闭经的治疗原则是( )。A.补而通之,泻而通之 B.理气活血,祛瘀通经 C
共用题干 Ford1Ford'sgreatstrengthwasth
最新回复
(
0
)