题目

 下列是日常生活中常发生的一些变化，其中都属于化学变化的一组是    （    ）     A. 水受热沸腾、酒精燃烧               B. 剩饭变馊、铁锅生锈     C. 汽油挥发、动物的呼吸作用             D. 玻璃破碎、西瓜榨成汁   答案：B  小题1:Sunny English Club is for         .A. nurses         B. policemen         C. students小题2:You will pay            if you want to stay in the English club for half a year .A. 300yuan       B.600yuan           C. 1200yuan小题3:You can visit Sea Museum           .A. on Saturday     B. on Yu Le Street    C. anytime小题4: One can get free exam in Health Center if he is              .A. 9             B. 17               C. 73小题5: If you are interested in the life of fish, you should call for help.A. 539871        B. 380151          C. 3785290