参赛须知:解答请独立完成,不抄题目只写题号及解答．写清学校班级及联系方式,有辅导教师的要注明．来信在信封左下角注上“高考化学能力月月赛(7)”．截止日期为1月31日,来信以邮戳为准．2006第3期刊登获奖名单,对获奖者编辑部将有精美礼品赠送,希望同学们积极参与． Participation notice: Answer please complete independently, do not copy the title only write the title number and answer. Write down the school class and contact details. The letter is marked in the lower left corner of the envelope “The college entrance examination chemical ability month month competition (7)”. The deadline is January 31. The letter will be subject to the postmark. In the third issue of 2006, the list of winners will be presented. The editorial department of the winner will have a beautiful gift. I hope the students will participate actively.