英语人教版八年级下册Unit7 SectionB(1a-1d).doc

八年级下Unit 7: Whats the highest mountain in the world？The Third Period Section A Grammar Focus & Section B 1a-1dTeaching aims（教学目标） 1 会从高度，体重，长度，年龄等方面谈论熊猫，并对小熊猫和大熊猫进行对比。2. 学会较小数字的读法，熟练掌握事物间几种特殊的比较表达方式。Language points（语言点）要求掌握以下词汇及词组：cm=centimeter, weigh, birth, at birth, up to, adult.要求掌握以下句式： An adult elephant is 350 cm tall.The elephant weighs 5,000 kilos.He eats 150 kilos of food a day. At birth, a baby panda weighs about 0.1 to 0.2 kilos. A baby panda is about 15 cm long.Difficulties（难点）：会使用数字和比较级谈论事物Teaching steps（教学步骤）I. Review（复习及小结）一，Look at the numbers in the box and fill in the blanks with them. 6,300 5,000 5,464 300 8844.431. The Yangtze River is about _ kilometers long. Its the longest river in China and the Yellow River is _kilometers long.2. China is over _ years old. The US is not even _ years old.It has a much longer history than the US. 3. Qomolangma is _ meters high，its the highest mountain in the world.T: In our daily life, we often compare two similar things, like which one is the taller of two boys. Now lets look at 4b. Write two comparisons about two topics, and remember to write only about facts. We will compare two rivers, two cities and two animals. 教学设计说明：这一环节主要是运用。要求学生能在现实生活中，把两个相同类型的事物用比较级和最高级进行比对。T: You now know lots of things about geography and biology, and know how to compare two similar things.教学设计说明：这一环节是继续复习巩固最高级，同时练习学生的口语。II. 1a of Section BT: Class, look at these pictures of a panda and an elephant, Compare facts about these two animals to help you make sentences.教学设计说明: 这个环节是听前的准备，通过大熊猫和大象在身高，体重，每天吃多少斤食物等进行比较，既是练习用比较级和最高级来描述事物，又为下一步的听力做准备，尤其是对下面听力材料有一个提前熟悉。1. Elephant: _2. Panda: _ _3. Compare the elephant with the panda:_III. 1b and 1c of Section BT: Now, boys and girls, if you want to know more about pandas, lets listen to a conversation.教学设计说明: 这个环节是听力练习。听完第一遍做1b，通过听来找数字；听完第二遍做1c, 来填写熊猫的一些具体情况。IV. 1d and filling blanksT: Now, class, I would like you to do pair work. Take turns telling your partner about pandas.T: Good. Lets look at a passage. I would like you to complete it using information that you know about pandas. Read and write the numbers 100 16 20 50_120 0.1 0.2 150_教学设计说明: 这个环节是听后的练习。通过做1d 和 fill in blanks, 让学生进一步熟悉听力里的有关熊猫的材料，继续练习比较级和最高级，同时也是口语练习。VTake turns telling your classmates about pandas or elephants in groups.A: _B: _C: _D: _Homework:一，Fill in the blanks with the correct forms of the adjectives.1. China has _ population in the world. And it is almost as_as the US. Its _ country in Asia. Its much _ than Japan. (big)2. Im over forty years _. My son is just fourteen. So Im more three times _ than my son. My father is _ in my family.(old)3. Some African elphants are three times as _ as those from Asia. T