流感病毒主要传播途径是下列哪一种() A.空气飞沫 B.消化道 C.静脉注射 D.皮 发布时间:2017-06-17 23:48 │ 来源:www.tikuol.com 题型:单项选择题 A1/A2型题 问题: 流感病毒主要传播途径是下列哪一种()A.空气飞沫B.消化道C.静脉注射D.皮肤黏膜E.媒介昆虫
题型:单项选择题 A1/A2型题 完形填空。 The worst traveler in the world is perhaps Mr. Scot in San Francisco. Once he 1 from the USA to his hometown in Italy to see someone at home.The plane made a one-hour stop to get something at Kennedy Airport of New York. 2 he thought he had arrived home, Mr. Scot 3 the plane. He thought he was in 4 . Wheri nobody was there to 5 him, Mr. Scot thought maybe they were held up by heavy traffic. While looking for 6 address, Mr. Scot found that the old "Rome" had changed a lot. Many 7 buildings were replaced(被……代替)by modern ones.. He also found that many people spoke 8 instead of Italian and that many street signs were written in English. Mr. Scot knew very little English, so he asked a policeman the way to the bus station (in Italian). Luckily, the policeman was also born in Italy and answered him in 9 language. Aftcr twelve hours traveling round on a bus, the driver handed him over to. 10_ policeman. He asked the policeman why the.Rome police station employed(雇佣)so many people as policemen speaking English instead of Italian. Mr. Scot didn't believe he was in New York when he was told so. To get him on a plane back to San Francisco, he was sent to the airport in a police car with sirens(警报器) on. "Look!" said Scot to himself, "I know I'm in Italy. That's how they drive.( )1. A. drove ( )2. A. If ( )3. A. got off ( )4. A. New York ( )5. A. find ( )6. A. their ( )7. A. modern ( )8. A. French ( )9. A. the same ( )10. A. a first. B. flew B. Before B. got on B. Paris B. visit B. my B. old B. Japanese B. a foreign B. a sccond C. rode C. Though C. took off C. Rome C. watch C. its C. new C. English C. a strange C. a third D. walked D. As D. took on D. London D. meet D. her D. tall D. Chinese D. a different D. a fourth 查看答案
题型:单项选择题 A1/A2型题 下列关于实验的叙述正确的是[ ]A.检测蛋白质时将双缩脲试剂A液和B液充分混匀后加入到组织样液中B.在探究温度对酶活性影响的实验中,温度和pH是自变量C.用吡罗红和健那绿染色剂可观察DNA和RNA在细胞中的分布D.对培养液中酵母菌计数前,将培养液振荡均匀后再吸取样液 查看答案
题型:单项选择题 A1/A2型题 根据《中华人民共和国文物保护法》的规定,下列关于在历史文物保护区内的建设项目选址及其原址重建的表述中不符合相关规定的是( )。A.全国重点文物保护单位需要在原址重建的,由省、自治区、直辖市人民政府报国务院批准B.不可移动文物已经全部毁坏的,应当实施遗址保护,不得在原址重建C.全国重点文物保护单位不得拆除;需要迁移的,须由省、自治区、直辖市人民政府报国务院批准D.无法实施原址保护,必须迁移异地保护或者拆除的,应当报县级以上人民政府批准 查看答案