用万用表测量交流220V电压时，应将量程选择开关放在（）档上。A、0～50VB、0～ 发布时间：2019-01-12 00:24 │ 来源：www.tikuol.com 题型：单项选择题 问题： 用万用表测量交流220V电压时，应将量程选择开关放在（）档上。A、0～50VB、0～250VC、0～500VD、1000V
题型：单项选择题 The manager promised to keep us______ of how our business was going on.A．being informedB．informedC．informingD．to be informed 查看答案
题型：单项选择题 完形填空。 The survey about childhood in the Third World shows that the struggle for survival is long and hard. But in the rich world, children can 1 from a different kind of poverty-of the spirit. 2 , one Western country alone now sees 14, 000 attempted suicides ( 自杀 ) every year by children under 15, and one child 3 five needs psychiatric (心理) advice. There are many good things about 4 in the Third World. Take the close and constant relation between children and their parents, relatives and neighbours for example. In the West, the very nature of work puts distance between 5 and children. But in most Third World villages mother and father do not go miles away each day to work in offices. 6 , the child sees mother and father, relations and neighbours working 7 and often shares in that work. A child 8 in this way learns his or her role through joining in the community's 9 :helping to dig or build, look after animals or babies-rather than 10 playing with water and sand in kindergarten, keeping pets 11 playing with dolls. These children may grow up with a less oppressive sense of space and time than the 12 children. Their sense of days and time has a lot to do with the change of seasons and positions of the sun or the moon in the sky. Children in the rich world, 13 , are provided with a watch as one of the 14 signs of growing up, so that they can 15 along with their parents about being late for school times, meal times, bed times, the times of TV shows … Third World children do not usually 16 to stay indoors, still less in highrise apartments (公寓). Instead of dangerous roads, "keep off the grass" signs and "don't speak to strangers", there is often a sense of 17 to study and play. Parents can see their children outside rather than observe them 18 from ten floors up. 19 , twelve million children under five still die every year through hunger and disease. But childhood in the Third World is not all 20 .( )1. A. come ( )2. A. As usual ( )3. A. by ( )4. A. childhood ( )5. A. adults ( )6. A. Anyhow ( )7. A. away ( )8. A. growing up ( )9. A. activity ( )10. A. by ( )11. A. and ( )12. A. Eastern ( )13. A. at any moment ( )14. A. easiest ( )15. A. care ( )16. A. dare ( )17. A. control ( )18. A. anxiously ( )19. A. Above all ( )20. A. bad B. learn B. For instance B. in B. poverty B. fathers B. However B. alone B. living through B. life B. from B. but B. good B. at the same time B. earliest B. fear B. expect B. danger B. eagerly B. In the end B. good C. suffer C. In fact C. to C. spirit C. neighbours C. Instead C. along C. playing C. study C. through C. or C. poor C. on the other hand C. happiest C. hurry C. have C. disappointment C. impatiently C. Of course C. rich D. survive D. In other words D. under D. survival D. relatives D. Still D. nearby D. working D. work D. with D. so D. Western D. on the whole D. quickest D. worry D. require D. freedom D. proudly D. What's more D. poor 查看答案
题型：单项选择题 男性，21岁，以"反复发热、咳嗽、咳痰4个月，痰中带血1个月"为主诉入院。4个月前着凉后出现发热、咳嗽、咳痰，伴有鼻塞、流涕，服"感冒药"后好转，之后反复出现上述症状，1个月前出现痰中带血来诊。查体：体温39℃，呼吸24次／分，眼结膜略充血，双下肺可闻及少许湿啰音。血常规：WBC13.4×109/L，N85.8%，结核抗体（＋），痰找抗酸杆菌（－）。胸片示双肺中下野多发结节影。该患者的胸片表现可见于下列哪些疾病（）A.肺结核B.转移瘤C.支气管扩张D.肺血管炎E.支气管肺泡细胞癌F.弥漫性泛细支气管炎G.特发性肺纤维化H.隐源性机化性肺炎I.肺栓塞J.COPDK.病毒性肺炎 查看答案