The air we breathe is a mixture of gases. What is air? A. A liquid B. A gas C. A solid D. A powder 相关知识点: 试题来源: 解析 B。我们呼吸的空气是气体的混合物。选项 A 液体错误;选项 C 固体错误;选项 D 粉末错误。反馈 收藏 ...
air为先行词,逗号后面的为非限制性定语从句,从句中breathe缺少宾语,所以答案为关系代词。what不能引导定语从句;when作为关系副词在句中做状语;that不能引导定语从句;which是关系代词,能引导限制性和非限制性定语从句。故选B。 结果一 题目 Air,___ we breathe every day, is necessary to life.A.whatB.whichC...
The air we breathe is polluted. What can we do to improve air quality? A. Burn more fossil fuels. B. Plant fewer trees. C. Use more cars. D. Ride bikes or walk. 相关知识点: 试题来源: 解析 D。为了改善空气质量,我们可以骑自行车或步行。A 选项燃烧更多化石燃料会加重污染;B 选项种更...
i believe that all th i believe that man wi i belive is the word i beseech you to tell i bless the rains dow i blue jeans i bought a book from i bring you into cour i british standards i i brought gossip i call gou gou i call this the i called it i called out i can always...
百度试题 结果1 题目( A )1.-is air important?-Because we need it to breathe. A. Why B. What C. How 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
C.KéréisthefirstmalewinnerofthePritzkerPrize. D.KéréwasquitepleasedtowinthePritzkerPrize. 30分钟能力强化组合练(二) 第6页 6 ( )2.WhydoesKéréusuallyusebricksmadeoflocalclayandcement? A.Tomakebuildingsstronger. B.Tokeepcoolinhotweather. C.Toprotectstudentsfromrain. D.Toensurebetterindoorairflow...
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Indoor air quality (ControlHazardous substances (Environmental aspectsHazardous substances (Health aspectsBuildings (Heating, cooling and ventilationThe article offers information about the hazardous chemicals in indoor air. Acrolein is considered as the one of hazardous chemical that comes from the products...
His love for mountain climbing is so great that he kept on climbing mountains even after this experience. 他对登山非常酷爱以至于即使这次经历之后他仍然继续爬山。 Do we have the same spirit as Aron? 我们有阿伦这样的勇气吗? L...