教学目标知识目标：（1）学生通过对任意三角形边长和角度关系的探索，掌握正弦、余弦定理的内容及其证明方法；会运用正、余弦定理与三角形内角和定理，面积公式解斜三角形的两类基本问题（2）学生学会分析问题，合理选用定理解决三角形综合问题能力目标：培养学生提出问题、正确分析问题、独立解决问题的能力，培养学生在方程思想指导下处理解三角形问题的运算能力，培养学生合情推理探索数学规律的数学思维能力情感目标：通过生活实例探究回顾三角函数、正余弦定理，体现数学来源于生活，并应用于生活，激发学生学习数学的兴趣，并体会数学的应用价值，在教学过程中激发学生的探索精神教学方法探究式教学、讲练结合重点难点1、正、余弦定理的对于解解三角形的合理选择；2、正、余弦定理与三角形的有关性质的综合运用

中考不仅是对同学们本学期学业成果的一次大盘点、大检阅，更是对每个人的综合素质的一次挑战，是对同学们的自信心、自觉性、意志力、诚信度的一次考验我们不能要求每个人都成为优胜者，但我们希望大家做一名追求进步超越自我勇敢者为了帮助同学们搞好期末复习和最后的考试，今天，利用这个机会，给大家提几点建议和要求：首先，希望同学们正确看待考试，克服考前过分紧张的情绪，以从容自信的态度面对期考其次，科学合理安排好复习计划，以勤奋踏实的态度赢取令人满意的成绩我们要“见时间之缝，插学习之针”，充分利用点点滴滴的时间，争取多记几个公式，多背一段文章，多温习一遍老师在课上讲的重点，保持这样的“挤”的恒心与韧劲，锲而不舍，钻之不懈，才可能聚沙成塔，把遗憾变成慰藉，把空虚变成充实，把流逝的光阴变成有用的财富，把有限的时间变成无限的力量

a、朗读并抄写要求四会掌握的单词和词组；b、听录音，朗读课文，并根据所学话题进行自由交谈并形成文字稿通过这样的作业形式争取让每一个孩子都学有所获，从而达到激励全体学生努力学习的目的初中英语说课教案精选篇11Good morning，ladies and gentlemenI am very pleased to have an opportunity to talk about some of myteaching ideas．The topic of this Unit is “What should I do” from thetextbook—go for it book 8 unit 2 for junior middle school students．I’d like tosay it from 5 parts as follows：There are teaching materials，teaching methods，learningstrategies，teaching procedures and blackboard design．Now，Let’s come to the first part—Teaching materials．It includestwo parts，status and functions of the material and the teaching content．The thingsin the text book are appropriate to students’ interests，experiencesand knowledge；provide the students with opportunities to use the target languageand stimulate students to seek further information．In unit 2，Studentswill learn to talk about problems and learn to give advice to others．So it ishelpful to improve their communicative competence．Ok，second，teaching content，which includes four aspects，the key vocabulary，the targetlanguage，important and difficult points, and the teaching aims．About theteaching aims，in this unit，students will talk about problems which students come up with intheir daily lives and learn to use modal verbs “could” and “should” to makesuggestions．The second is ability aims，to improve thestudents’ abilities of listening，speaking and readingby providing various tasks．The last is the affection aims，that is，to help eachother and learn to cooperate．Next，let’s come to the second part—teaching methods．Whiledealing with this lesson，I usually adopt “Task|based” teaching approach．It aims at providing opportunities for the learners to explore bothspoken and written language through learning activities．So，I will letthe students learn in real situations，fulfill severaltasks such as pair work or group work．And in this unit thecommunicative approach and the situational language approach will be adopted．And thefocus is on functional language usage and the ability of learners to expresstheir own ideas，feelings，attitudes，desires and needs．So combine these methods together，enable the studentsto receive，process and retain new information through “multipleintelligences”．Next I’d like to talk about part three—Learning strategies．I usuallytell the students some learning strategies．For four languageskills，I also tell the students to learn efficiently through strategies．Saylistening，in my class I train the students to get the general ideals，makeprediction，make a reference，identify key words and signal words．About theword|formation and the exploitation are also very important strategies．Each studentcan be involved in the class by using the strategies which are suitable forthem．Ok now，let’s come to the fourth part—Teaching procedures．I’ll finish mylesson in 7 steps，they are Warm up—Lead in—Pre-|task—Task—cycle—Post-task—Homework—Self-assessment．This step-by-step progression allows students to build accuracy andgain confidence with the new language．Step1 Warm upWatch a movie called Let’s Play．The moviewill offer the students a relaxing atmosphere and develop students’ interest inEnglish．Step2 Lead inBrainstorming，look at this，funnypicture．He looks very blue and depressed，what’ s wrongwith him

期望同学们牢记母校的培育和老师的教诲，把正确的做人态度和良好的学习习惯带到以后的学习和工作中去，努力拼搏，永不言败，走好自己的人生之路，实现自己的美好理想我也衷心期望同学们之间的友谊地久天长愈久弥新，期望你们在人生的旅途中相互关怀互相激励，在未来的事业中相互支援团结协作在此，我也要郑重提醒大三的全体同学，大四的火炬已经传递到你们手中，望你们以学兄师姐为模范，认清新形势增加紧迫感奋发苦读，不断地充实完善自己，锻炼能力，提高水平，用执着自信和汗水去谱写初四的生活篇章，创新20__年的辉煌最后，让我们再次把祝福送给每一位同学，愿你们的生活永恒充满欢乐与阳光愿你们的人生永恒写满壮丽和辉煌谢谢大家高校毕业致辞范文精选篇5各位老师，亲爱的同学们：大家好