检查冷却液液面高度时应（）观察 A.平视 B.俯视 C.仰视 D.斜视 发布时间：2018-11-06 03:41 │ 来源：www.tikuol.com 题型：单项选择题 问题： 检查冷却液液面高度时应（）观察A.平视B.俯视C.仰视D.斜视
题型：单项选择题 完形填空 The bicycle is one of the simplest yet most useful inventions in the world. What is most surprisingis that it was not 1 earlier, although the great inventor Leonardo Da Vinci had drawn pictures forbicycles and also for flying machines and some other things. Those things were not produced 2 long after he died. A person riding a bicycle uses 3 energy to make the bicycle move, and there is no pollution atall when you are riding. Even so, in developed 4 , most people don't travel to work by bicycle. Itis not because the bicycles are expensive or people feel 5 if they ride to work. It's because 6 cars on the roads becomes larger. It certainly becomes 7 to ride a bicycle. As a result, more peopleput their bicycles away and go to work 8 their cars, and in this way, the situation is made moreserious. 9 the best way to make riding safer and more popular is to create paths(开设通道) onlyfor bicycles, and to make 10 so difficult and expensive for drivers to take their cars into the citythat they will go back to use their bicycles.( )1. A. invent ( )2. A. before ( )3. A. much ( )4. A. world ( )5. A. tired ( )6. A. the number of( )7. A. safer ( )8. A. by ( )9. A. Hardly ( )10.A. itB. inventing B. until B. quite a lot of B. countries B. glad B. a number of B. more dangerous B. in B. May be B. themC. invented C. since C. very little C. land C. sorry C. this kind of C. much dangerousC. use C. Perhaps C. that 查看答案
题型：单项选择题 关于胆囊癌，以下哪项是错误的A．胆囊癌的发病与胆囊结石有关B．胆囊腺瘤性息肉有发展成癌的倾向C．胆囊癌转移以淋巴转移为主，很少有血性转移D．胆囊癌好发于体部，多为腺癌E．胆囊癌的早期临床表现常有黄疸、右上腹肿块 查看答案