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一、参赛须知本竞赛分命题竞赛和解题竞赛．命题竞赛参加人员身份不限,参赛题目必须为原创,要以实际生活和自然环境为背景．解题竞赛仅限初中在校学生参加,评出学生优胜奖和辅导教师奖．获奖者均颁发证书．参赛作品或答案寄(450004)郑州市顺河路11号《中学生数理化》(初中版)编辑部,命题竞赛寄赵良河同志,也可发E-mail 至zlh6357@vip．sohu．com,请注明“命题竞赛”字样;解题竞赛寄穆林彬同志,也可发 E-mail至trie_0377@vip．sohu．com,请注明“解题竞赛”字样．二、竞赛试题
First, entry notice This contest is divided into proposition contest and problem solving contest. Participants in the proposition contest are not limited in their identities. The title of the contest must be original. It should be based on actual life and the natural environment. The problem-solving competition is limited to junior high school students participating in the competition, and the student’s winning prize and tutor award are awarded. Winners are awarded certificates. Entries or answers (450004) The editorial department of “Student Mathematics and Physics” (No. 11 Middle School Students Edition), Shunhe Road, Zhengzhou City. Proposition contests will be sent to Comrade Zhao Lianghe. You can also send E-mail to zlh6357@vip. Sohu. For com, please state the word “proposition contest”. The problem solving contest should be sent to Comrade Mu Linbin. You can also send E-mail to trie_0377@vip. Sohu. Com, please specify the word “question contest”. Second, the contest questions