71. blood 72. type 73. but 74. needs 本文讲述了输血的必要性和面临的挑战。由于血型不同,输血并非总是有效,甚至可能致命。医生发现血型分为四种:O、A、B和AB,不同血型之间不能随意输血。为了解决血源不足的问题,医生们研究了保存血液的方法,最终建立了“血库”,可以长期保存血液,确保随时有合适的血液供应。
英语翻译Blood is very important.People have always known that.At one time,some people even drank blood to make them strong!When doctors understand how blood goes around inside the body,they try ways of giving blood to people who need it.They take blood from the healthy people and give it ...
Who can people with B positive get blood from?Blood Types:Humans have four different blood types based on the sugars they express on the surface of their red blood cells, type A, type B, type AB, and type o. Red blood cells also have a protein on the surface called the Rh factor, ...
59 D.cold-hearted men or cold-hearted women who,without feelings,broke the hearts of their lovers"可知,"cold-hearted"形容的是无情地抛弃爱人的男人或女人,故选D. 60 C For centuries,the body's blood has been linked closely with the emotions."和以下各段可知,文章主要介绍了几个与"cold"一词...
ato me,you are my whole world. 对我,您是我的全世界。[translate] a在地毯上 On rug[translate] aon-air 在空气[translate] awhen people who have lost a lot blood are given blood at once 当丢失了很多血液给的人们血液立即[translate]
aWhen doctors understand how blood goes around inside the body, they try ways of giving blood to people who need it. They take blood from the healthy people and give it to people who need it. This is called " blood transfusion". The blood goes from the arm of the healthy person into...
Who cannot donate blood? A. Students under 17 years old. B. Healthy people. C. Teachers. D. Parents. E. he customs in different countries are rather different. If I have dinner with a Chinese host, he will put more food onto my plate as soon as I have emptied it. That often ...
百度试题 结果1 题目6. Doctors take blood from the healthy people and give __to people who need 相关知识点: 试题来源: 解析 优质解答 反馈 收藏
Think of the people you don’t like. Do you consider them as threats to your perfect world? Does your blood start to boil when you hear their names or concoct reasons to prove that this person is an idiot? 想想你不喜欢的人。你认为他们是对你的完美世界的威胁吗?当你听到他们的名字时是否...