题目

拉马克学说的进步意义体现在（） A . 提出了用进废退和获得性遗传的理论 B . 科学地解释了生物进化的原因 C . 使生物学第一次摆脱神学的束缚，走上了科学的轨道 D . 历史上第一个提出了比较完整的进化学说 答案：D We live in computer age (时代). People         scientists, teachers, writers and even students use computers to do all kinds of work. But more than 30 years ago,         couldn't do much. They were very big and expensive. Very        people were interested in them and knew how to use them. Today computers are smaller and       , but they can do     work than before. Many people like to use them. Some people even have them at home.   Computers become very important because they can work         than people and make fewer mistakes. Computers can        people do a lot of work. Writers now use computers to        . Teachers use them to help teaching. Students use them to         . Computers can also remember what you          them. Computers are very useful and helpful. They are our friends. Do you want to have a computer? 1.A. like          B. as              C. and              D. with 2.A. students    B. scientists    C. teachers         D. computers    3.A. few          B. a few          C. little             D. a little 4.A. cheap       B. cheaper       C. more expensive   D. expensive 5.A. much        B. many         C. more            D. less 6.A. fast         B. faster         C. slow              D. slower 7.A. help         B. make          C. stop              D. use 8.A. write        B. play           C. study            D. learn 9.A. sing         B. study          C. dance           D. watch 10.A. put in    B. put on         C. put into        D. put up