宪法作为一国根本法，具有至高无上的地位。新中国成立后，先后共制定颁布了四部宪法，现行 发布时间：2018-01-26 11:34 │ 来源：www.tikuol.com 题型：单项选择题 问题： 宪法作为一国根本法，具有至高无上的地位。新中国成立后，先后共制定颁布了四部宪法，现行宪法是( )。A．“七八”宪法 B．“八二”宪法C．“八四”宪法 D．“八八”宪法
题型：单项选择题 完形填空 Farley worked for the Canadian government. One day, he was 1 to learn more aboutwolves. Do wolves kill lots of caribou(big animals)? Do they kill people? They gave him lots of food and clothes and guns. Then they put him on a plane and tookhim to 2 . The plane put him down and went away. There were no houses or people in thisplace, but there were lots of animals and lots of wolves. People tell terrible stories about wolves. They say wolves like to kill and eat people. Farleyremembered these stories, and he was 3 . He had his gun with him 4 . Then one day, he saw a group of wolves. There was a mother wolf with four baby wolves.A father wolf and another young wolf lived with them. Farley watched these wolves every day. The mother was a very 5 mother. She gave milkto her babies. She gave them lessons about life. They learned how to 6 food. The father wolfgot food for the mother. The young wolf 7 the children. They were a nice, happy family-a wolffamily. Farley did not need his 8 any more. In a short time, he got on well with the wolf family.Farley watched them for five months. He learned many new things about wolves. He learned thatmany stories about the wolves were 9 . Wolves do not eat people, and they do not eat manylarge animals. And he also learned bad things about men. It was men who killed many caribou andwolves. Later, Farley wrote a book about wolves. He wanted people to 10 them and not to kill them.( )1. A. seen ( )2. A. a small town( )3. A. afraid ( )4. A. at times ( )5. A. bad ( )6. A. cook ( )7. A. shouted at ( )8. A. food ( )9. A. not good ( )10.A. growB. told B. a big city B. happy B. all the timeB. good B. make B. looked into B. clothes B. not true B. haveC. heard C. a far placeC. angry C. once a weekC. hungry C. get C. laughed at C. gun C. not easy C. teachD. soun d D. a lonely villageD. tired D. every afternoon D. thirsty D. pick D. played with D. plane D. not clear D. understand 查看答案
题型：单项选择题 处理能力为Q=500.0t／d的选厂，矿石比重δ=4.0t/m3，粗选作业所需要的浮选时间t=10min，浮选浓度k=30.0%，5A浮选机的有效容积为V1=1.35m3，选用5A浮选机需要几台？ 查看答案