题型：问答题 简答题 完形填空 One day, Tom was on his way home. When he passed a corner, he heard a weak(微弱lyj) cry. Tom stopped 1 and looked around. At last he found a little 2 . It was thin and dirty. Its cry sounded 3 .Tom went to it,“Come on! I'll take you 4 ” Tom's mother didn't like animals. She said to Tom, "You know, your father 5 dogs. We can't keep the dog with us. What about giving it to a person who likes dogs? Then it will 6 a home." Tom said, "OK! But can we keep it for some time 7 giving it to others?" His mother said, "Of course, but you must look after it yourself. " So every day after Tom got home from school, he gave the dog some 8 and then cleaned it. One month later,they were all surprised to 9 the dog was so white with long hair and it looked 10 ! Tom and his parents liked it very much,and they didn't want to give it to others. Now Tom's family lived a happy life with the dog.( )1. A. writing ( )2. A. dog ( )3. A. happy ( )4. A. school ( )5. A. doesn't mind ( )6. A. lose ( )7. A. after ( )8. A. clothes ( )9. A. see ( )10.A.lazy B. eating B. cat B. sad B. hospital B. loves B. buy B. if B. food B. watch B. shy C. walking C. bird C. interesting C. restaurant C. can't stand C. have C. when C. rules C. look C. dirty D. working D. baby D. exciting D. home D. welcomes D. live D. before D. toys D. read D. beautiful 查看答案
题型：问答题 简答题 小明在研究碳酸钠、碳酸氢钠两种物质时的下列做法，不正确的是[ ]A．采用网上查询的方法，查阅两种物质的有关资料B．采用调查的方法，了解这两种物质在家庭生活中的应用情况C．采用实验的方法，研究碳酸钠溶液和碳酸氢钠溶液的酸碱性D．采用将样品分别与盐酸反应检验是否有二氧化碳生成的实验，鉴别这两种物质 查看答案