首页
财务会计
医药卫生
金融经济
考公考编
外语考试
学历提升
职称考试
建筑工程
IT考试
其他
登录
学历提升
Blood is very important. when doctors understand how blood goes around inside...
Blood is very important. when doctors understand how blood goes around inside...
admin
2020-12-24
55
问题
Blood is very important. 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 to the patient in need of blood. This course is ( 1 ) “blood transfusion (输血)”.
But there are two problems. First, it does not always work. Sometimes people die when they ( 2 ) blood transfusion. Later, doctors find that we do not all have the same kind of blood. There are four groups --- O, A, B and AB. We all have blood of one of these groups. They also find that they can give any kind of blood to people of group AB. But they find that they ( 3 ) give A-group blood to A-group people and B-group blood to B-group people. If a person has O-group blood and the doctor could give his blood to anyone else safely.
There is another problem. To give blood of the right kind, doctors have to find a person of the right blood group。Often they cannot find a person in time. At first they find they can keep the blood in bottles for fifteen to twenty days. They do this by ( 4 ) it very cold. They find how to keep it longer in the end. One day, when you grow up, you may decide to give blood to a “blood bank”. In this way, you may stop ( 5 ) dying. Or perhaps one day you may become ill and need some blood with the same kind.
根据短文内容,在A、B、C、D、E五个选项中,选出最佳答案填入文中【2】处。().
选项
A have
B from
C must
D making
E called
答案
A
解析
转载请注明原文地址:https://ti.zuoweng.com/ti/uhB8KKKQ
相关试题推荐
Atransplantoperationissuccessfulonlyifdoctorscanpreventthebodyfro...
Wecanunderstandyourstrongdesire_______theagreementattheearliestpo...
Placethemsothataircanfreely_________aroundtheback.A.circulateB.diff
Peopleusescienceknowledgetounderstandandchangenature.
Themoreyoureadthetext,theeasieryouwillfindittounderstandit.
Youdonothavetounderstandeverythingallatonce.
Thedoctorsdecidedtoseethisstrangemanthemselves.
Airisallaroundus.
Bloodisveryimportant.whendoctorsunderstandhowbloodgoesaroundinside...
Bloodisveryimportant.whendoctorsunderstandhowbloodgoesaroundinside...
随机试题
段先生为某国有大型企业员工,去年9月份,段先生在某小区买了一处住宅,房屋总价70
表象:是指当事物不在眼前时,人们在头脑中出现的关于事物的形象。下列属于表象的一项
需要生物素 A丙酮酸激酶 B丙酮酸脱氢酶 C丙酮酸脱羧酶
女性,28岁,在工作中突然倒地,意识不清,四肢阵发性抽搐,小便失禁,约1分钟后逐渐清醒最可能的病因是A.脑血管意外B.中毒C.癫痫大发作D.低血糖休克
患者,男性,16岁,胆道蛔虫病患者。因突发剑突下钻顶样剧烈疼痛而入院,以下医嘱中应首先执行的是()。A.应用抗菌药B.静脉补液C.服用硫酸镁D.注射
下列关于混合基金的风险管理,说法正确的是()。A.偏股型基金.灵活配置型基金的风险较高,但预期收益率也较高B.偏股型基金.灵活配置型基金的风险较高,但预期收益
治疗咳嗽风寒犯肺证,宜选用的中成药是A.通宣理肺丸B.二母宁嗽丸C.蛇胆川贝液D.固本止咳片E.小青龙合剂
流沙能给施工带来很大困难,或直接影响工程建设及附近建筑物的稳定,流沙常用的处置方法有()。A.化学加固法B.人工降低地下水位C.爆炸法D.
能够真正测出工作绩效的某些重要因素的测验方法具有较高的()。A:效标关联效度B:预测效度C:内容效度D:构想效度
()是商业银行的核心“无形资产”,必须设置严格的质量和安全保障标准,确保系统能够长期、不间断地运行。A:商业银行风险管理流程B:商业银行公司治理C:商业银行