维生素B12或叶酸缺乏引起的贫血是() A.巨幼细胞贫血 B.缺铁性贫血 C.再生障

题型:单项选择题 B1型题

问题:

维生素B12或叶酸缺乏引起的贫血是()

A.巨幼细胞贫血

B.缺铁性贫血

C.再生障碍性贫血

D.溶血性贫血

E.失血性贫血

考点:中医执业医师实验室诊断实验室诊断题库
题型:单项选择题 B1型题

阅读理解。

阅读下面一篇短文,判断下列句子是否符合短文内容,符合的用“A,不符合的用“B。

     Who is the most popular actor in China today? Many people would say Zhu Yuchen. When he was

just young, he showed that he had artistic talent by playing the piano, singing, dancing and so on. He first

appeared on the screen in 1994.  At the age of 23 ,  he graduated from the Department of Acting in the

Central Academy of Drama.

     Zhu Yuchen became popular after he acted in the TV series Starting From Scratch, ( as Hua Zi) , and

quickly became far more famous in another TV series Who To Decide My Youth, ( as Fang Yu).  Zhu

Yuchen is really a very outstanding talent among young actors. He's 1.79 meters tall, and was born on

February 27, 1979. Do you believe that handsome Zhu Yuchen can also play the piano and sing very

well? If he weren't so busy with the performance work, he might have been an excellent singer. Go and

search on the Internet yourself, and then you will find that he has already released over 10 albums. In

short, Zhu Yuchen's music talent and strong character have impressed or will impress us a lot.

( )l. Zhu Yuchen showed his artistic talent by playing the guitar, singing, dancing and so on.

( )2. He graduated from the Department of Acting in the Central Academy of Drama in 2003.

( )3. Zhu Yuchen acted the young man named Hua Zi in the TV series Starting From Scratch.

( )4. He has already released less than 10 albums.

( )5. The writer doesn't think Zhu Yuchen's music talent and strong character have impressed or will

impress him a lot.

题型:单项选择题 B1型题

等温淬火可使钢具有()

A.马氏体组织

B.马氏体+残余奥氏体组织

C.回火马氏体组织

D.下贝氏体组织

题型:单项选择题 B1型题

经济合同担保常采用定金、保证、抵押、质押和留置权五种形式。下列说法正确的有( )。

A.预付款是定金的形式之一

B.抵押人可以是合同当事人一方,也可以是第三人

C.保证人可以是合同当事人一方,也可以是第三人

D.留置物的所有人必须是债务人

题型:单项选择题 B1型题

砂轮有何特性?如何选择?砂粒的硬度与砂轮的硬度有何区别?

题型:单项选择题 B1型题

(25分)阅读材料,完成下列要求。材料一第一次世界大战前,有不少学者对爱因斯坦的学说持怀疑态度。1919年,英国科学家爱丁顿对日全食的观测结果证实了爱因斯坦的理论,引起巨大轰动,世界范围的爱因斯坦热接踵而至。荷兰、捷克斯洛伐克、奥地利、美国、英国、法国、日本等国先后邀请他前往讲学。在中国,梁启超发起成立的讲学社曾拟邀请爱因斯坦来华讲学。北京大学校长蔡元培亦发出邀请,并得到其本人应允。虽然爱因斯坦因故未能成行,但相对论却在中国广泛传播。从1917年到1923年,各种报刊登载相对论的论著、译文、通讯、报告和文献不下百篇,出版译著15种左右。 ——摘编自阿尔布雷希特弗尔辛《爱因斯坦传》等材料二爱因斯坦热在中国方兴未艾之际,正是国内东方文化与西方文化问题论战正酣之时。以梁启超为代表的部分知识分子认为,东方文明与西方文明是两种不同类型的文明,前者以道德文明为核心,后者以科学精神为核心。梁启超前往欧洲考察一年多,1920年回国后写道:“一百年物质的进步,比从前三千年所得还加几倍。我们人类不惟没有得着幸福,倒反带来许多灾难。好像沙漠中失路的旅人,远远望见个大黑影,拼命往前赶,以为可以靠他向导。那知赶上几程,影子却不见了,因此无限凄惶失望。影子是谁?就是这位‘科学先生’。 欧洲人做了一场科学万能的大梦,到如今却叫起科学破产来……我们可爱的青年啊,立正!开步走!大海对岸那边有好几万万人,愁着物质文明破产,哀哀欲绝的喊救命,等着你来超拔他哩!我们在天的祖宗、三大圣(孔子、老子、墨子)和许多前辈,眼巴巴盼望你完成他的事业,正在拿他的精神来加佑你哩。” ——摘编自李喜所、元青《梁启超传》等

根据材料一、二并结合所学知识,指出当时中国知识界对西方科学的态度,并予以评析。(17分)

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