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(1)
Key points:
Words: The meaning and the pronunciation of the words such as “light, heavy, big, small...”.
Target language: “It’s heavy/small/big and light...”.
Difficult Points:
How to give suggestions when shopping and describe things’ feature by using the correct sentence structure “It is…”.
(2)
Knowledge aims:
Students can understand the meaning of new words about describing objects like “light, heavy, big, small...”.
Students can master the sentence structure: “It’s heavy/small/big and light...”.
Ability aims:
Students can use the sentence structure by listening and reading some easy sentences.
Students can describe things’ feature and give some advice.
Emotional aims:
Students would love to know more about the features of many things in daily life.
Students will be more confident when communicating with others in English.
(3)Warming up and Lead-in
Greet students as usual and play a song about travelling. Ask them some questions like if you want to travel, what luggage should you bring? And lead students to answer the question and lead in the topic.
(设计意图：通过播放歌曲和提出问题可以吸引学生的兴趣和注意力，发散思维并很自然过渡到本节课所学话题)
Presentation
Show some clips to teach “light, heavy, small, big...”; Show some real objects like cup and lead students to describe it: It’s heavy... It’s light...
Then ask students to read the words and sentences one by one after the teacher in different ways.
(设计意图：通过不同的方式呈现单词和句型，增加单词教学的趣味性，让学生更容易接受和掌握;利用实物呈现句型，活动的衔接性较好。)
Practice
Activity 1 High and Low voice
Lead students to read the sentences: It’s heavy... It’s light... on the blackboard. When teacher reads sentences in a low voice, students should read in a loud voice and vice versa.
Activity 2 Do an antonym match
heavy big
small light
Then work in pairs to role play the dialogue.
(设计意图：采用游戏的方式练习句型能够增强句型学习的趣味性，寓教于乐，增强单词的识记效果;通过连线的方式，不仅能够巩固句型还能锻炼学生的反应能力，也能锻炼学生的听力。)
Production
Let students make a dialogue by using some words about describing objects and sentence patterns in groups of two: It’s... and choose some groups as representatives to give a performance and teacher gives some positive comments.
(设计意图：通过小组活动的方式培养学生的团队合作能力和团队意识，让学生将所学知识运用到日常生活中去，符合新课标培养学生的综合语言运用能力的标准。)
《义务教育数学课程标准（2011年版）》强调，课程内容要反映社会的需要、数学的特点，要符合学生的认知规律。课程内容的组织要重视过程，处理好（）的关系。
设α是某一方程组的解向量，k为某一常数，则kα也为该方程组的解向量。（ ）
案例：
在有理数运算的课堂教学片段中，某学生的板演如下：
针对该学生的解答，教师进行了如下教学：
师：请仔细检查你的演算过程，看是否正确无误？
生：好像正确吧。
请分析例题1、例题2中每一步运算的依据。（10分）
初中数学课程是一门国家课程，其主要内容包括课程目标、教学内容、教学过程和( )等
教师职业道德区别于其他职业道德的显著标志就是（ ）。
对高中数学的评价，下列说法错误的是( )。
