关于外-斐试验，错误的是（） A.是一种抗原-抗体反应 B.阳性结果呈现凝集反应 C 发布时间：2017-05-22 16:56 │ 来源：www.tikuol.com 题型：单项选择题 A型题 问题： 关于外-斐试验，错误的是（）A.是一种抗原-抗体反应B.阳性结果呈现凝集反应C.检测的是立克次体抗原D.立克次体病的辅助诊断试验E.试验材料之一为变形杆菌菌体抗原
题型：单项选择题 A型题 完形填空。 阅读下面短文，从短文后所给各题的四个选项(A、B、C、D)中，选出可以填入空白处的最佳选项。 Monty Robert's father was a horse trainer. Asa child, Monty often went from one farm to 1 with his father. Sometimes they didn't haveenough money to 2 food, but Monty stillkept hoping to own a 3 farm. When he was in school, his teacher asked himto write a paper___4___what he wanted to be and do when he grew up. He wrote a seven-page paper 5 his dream of having a horse farm one day.He 6 drew a picture of a horse farm in thepaper. The next day he handed ___7___in to histeacher. Two days later, he got hispaper back.On the front page was a large red "F" with somewords "See me afterclass." 8 the boy didand asked his teacher, "Why did I get an F?" The teacher said, "This dream will not 9 for ayoung boy like you. 10 ahorse farm needs alot of money. You have to buy the land. You haveto pay for alot of things. There is no way youcould ever do it. " Then the teacher added, "If you write this paper again with a 11 dream, I will give you a good grade." After school.he thought about it ___12___. Atlast, he decided to hand in thesame paper, making 13 changes at all. He wrote, "You can keep the F and I'll keep my 14 ."Many years later, Monty had his own 200acres horsefarm. His dream came true. So don't let ___15___ take away your dreams.Follow your dreams, no matter what they are. ( )1. A. another ( )2. A. look for ( )3. A. horse ( )4. A. in ( )5. A. talking about( )6. A.ever ( )7. A. them ( )8. A. Or ( )9. A. come back ( )10. A. Owning ( )11. A. difficult ( )12. A. easily ( )13. A. any ( )14. A. horse ( )15. A. anyone B. the others B. pay for B. chicken B. at B. talking withB. even B. farm B. So B. come from B. Drawing B. high B. hard B. some B. hand B. everyone C. other C. wait for C. pig C. about C. talking toC. never C. it C. But C. come true C. Asking C. bad C. heavily C. all C. dream C. someone D. the otherD. ask for D. flower D. off D. talking over D. over D. picture D. And D. come downD. Writing D. simple D. hardly D. no D. paper 查看答案
题型：单项选择题 A型题 患者女，48岁，10年前确诊为肝硬化，昨日排黑色糊状便200ml，今晨突然呕血1000ml，血压75/53mmHg，脉搏120次/分，体温37℃，诊断：肝硬化失代偿期并上消化道大出血，急诊收入病房救治。下列哪些疾病易引起上消化道大出血（）。A.急性胰腺炎B.肝硬化门脉高压症C.胃癌D.应激性溃疡E.消化性溃疡F.肺源性心脏病 查看答案
题型：单项选择题 A型题 假设DAT为字节变量，下 * * 条指令中功能相同的是哪几条______。 Ⅰ．MOVAL,DAT[2] Ⅱ．MOVAL,DAT+2 Ⅲ．MOVAL,2[DAT]A．三条都相同B．仅Ⅰ和Ⅱ相同C．仅Ⅰ和Ⅲ相同D．仅Ⅱ和Ⅲ相同 查看答案
题型：单项选择题 A型题 新丝绸之路经济带被认为是“世界上最长、最具发展潜力的经济大走廊”。在现代交通、资讯飞速发展和全球化发展背景下，丝绸之路沿线区域经贸各领域的发展合作，给我国企业带来了巨大的商机，我国企业应当（）①熟悉和利用好世贸规则的相关规定，维护自身合法权益②搭建合作平台，畅通信息沟通渠道，完善风险预警机制③自主创新，形成以品牌、质量、服务为核心的竞争优势④通过海外数量和规模扩张，勇敢地走出去，参与竞争A、①②B、②④C、③④D、①③ 查看答案