货物运输经营者没有采取必要措施防止货物脱落、扬撒等的,道路运输管理机构应当先予以警告 发布时间:2017-06-22 13:28 │ 来源:www.tikuol.com 题型:判断题 问题: 货物运输经营者没有采取必要措施防止货物脱落、扬撒等的,道路运输管理机构应当先予以警告,视情处200元的罚款。()
题型:判断题 完形填空。 Why do I want to go to college? No one has ever asked me _1_ a question. But in my times I have asked myself. I have _2_ many ideas. _3_ important idea is that I want to be a better man. Many things make human beings different _4_ or better than or even superior (优越于) to animals. One of the most important thing is _5_. If I fail to receive higher education, my education _6_. As I want to be a fully _7_ man, I must get a well-rounded (全方位的) education, which good colleges and universities are supposed to _8_. I know one can get educated in many ways, but colleges and universities are _9_ the best places to teach me tow to educate myself. Only when I am well-educated, will I be a better man and _10_ serve the people.( ) 1. A. quite ( ) 2. A. come up with( ) 3. A. Most ( ) 4. A. to ( ) 5. A. education ( ) 6. A. finished ( ) 7. A. develop ( ) 8. A. improve ( ) 9. A. between ( ) 10. A. can good B. so B. agreed with B. The most B. around B. weather B. don't finishB. developed B. graduate B. among B. may better C. such C. caught up with C. More C. between C. temperature C. will not finishC. developing C. hear C. inside C. be able to D. another D. got on well withD. Much D. from D. science D. has finished D. experience D. provide D. outside D. be able to best 查看答案
题型:判断题 某金属板M受到某种紫外线照射时会不停地发射电子,射出的电子具有不同的方向,其速度大小也不相同。在M旁放置一个金属网N。如果用导线将MN连接起来,M射出的电子落到N上便会沿导线返回M,从而形成电流。现在不把M、N直接相连,而如图所示在M、N之间加一个电压U,发现当U>12.5V时电流表中就没有电流。问:被这种紫外线照射出的电子,最大速度是多少?(已知电子质量me=0.91×10-30kg) 查看答案