课件24张PPT。Unit 7Unit 7
What's the highest mountain
in the world?Grammar Focus-Section B 1eObjectives1. To learn to use comparatives and superlatives with adjectives and adverbs
* China is almost as big as the US.
* Qomolangma is higher than any other mountain in the world.
* Qomolangma is the highest mountain in the world.
* It’s much older than the US.
2. To listen for specific information about numbers
3. To learn to use comparatives to compare facts about elephants and pandas and to be able to talk about pandas
This panda is 200 cm shorter than this elephant.
4. To learn new words and phrases:
weigh, birth, at birth, up to, adult …
Goliath is the _______ elephant in the forest.
His father is the _______ elephant in the forest.Watch and fill in the blanks. smallestbiggest形容词的最高级前面要加定冠词the 三者或三者以上的人或物进行比较时，用最高级。在含有最高级的句子中，常有一个in/of短语来表示比较范围。 比较级考点
① 比较级修饰问题 a little, a bit, even, still, much, a lot, far 等可修饰比较级。
e.g. This panda eats much less than this elephant. This elephant eats much more than this panda.
This panda is 200 cm shorter than this elephant. An adult panda weighs many times more than a baby panda.
Grammar② 同级比较
as + adj./adv. + as
e.g. She is as thin as Lily.
He writes as carefully as Linda.
not + as/so + adj./adv. + as
e.g. Tony didn’t run so fast as Carter.
③ the + 比较级
e.g. Lucy is the fatter of the two girls.④ “a/an + 比较级”?表示“又一，再一”
e.g. Lily has a doll, but she wants?a bigger one.
⑤ 隐性比较（没有than的情况）
e.g. Who runs faster, Lucy or Lily? You’d better come earlier next time. He worked hard last term, but he works even harder this term.⑥ 越来越......
比较级 + and + 比较级
b. the + 比较级 + 句子，the + 比较级 + 句子
e.g. It’s getting colder and colder. The more you exercise, the better you are. 2. 最高级考点
说明：形容词的最高级前必须加the；副词的最高级前省略the。
① 范围问题
e.g. Tom is the tallest student in the class. Spring is the best season of the year.② “......之一”问题
e.g. Beijing is one of the biggest cities in the world.
③ “the + 序数词 + 最高级”
e.g. I think he is the second tallest boy in his class.3. 比较级和最高级的转换
e.g. Tom is the tallest student in the class.
= Tom is taller than any other student in the class.
= Tom is taller than all the other students in the class.
= No other students are taller than Tom.总结：① any other + 名词单数? ??
? the other + 名词复数
② 否定 + 比较级 = 最高级? ?? ?
比较级 + 局限 = 最高级Fill in the blanks with the correct forms of the words in the box.big much popular long old high1. The Amazon River is one of the _______ rivers in the world. It’s a little _______ than the Yangtze River.
2. Qomolangma is 8,844.43 meters _____. It’s one of the most ________ places for serious mountain climbers.longestlongerhighpopular4a3. No ocean in the world is as _____ as the Pacific Ocean.
4. Although Japan is _______ than Canada, it is _______ smaller.bigoldermuch太平洋n. 大海；海洋中考链接Look and guess What's this?mouse?puppy? kitten?lizard?A baby panda is not black and white.Listen and check ( ) the numbers you hear.____ 100 _____ 16 _____ 20 ____ 50
____ 120 _____ 0.1 _____ 0.2 ____ 150√√√√√√1bP53Listen again and complete the sentences.At birth, a baby panda is about ___ to ___ kilos.
At birth, a baby panda is about ____ cm long.
A baby panda is not black. It is _____ and it has no _____.
A panda can live up to ___ to ___ years.0.20.1pink1520teeth301cP53Take turns telling your classmates about pandas.A: The panda is 150 cm tall when it is standing on two legs.
B: An adult panda weighs many times more than a baby panda.PairworkFor example:P53注意: 要分别用两种动物作主语 双腿站立1. This panda is 200 cm shorter than this elephant.
2. This elephant eats much more than this panda.
3. This panda eats much less than this elephant.
4. An adult panda weighs many times more than a baby panda.
For example:Peter is good at jumping. He jumped ______________ (far) of all in the long jump in this year’s sports meeting. He is also good at running. He always runs ______ (fast) than any other player on the field. He practises football much _______ (hard) than his teammates. He will feel very bad if he does ______ (bad) in a match. Doing sports doesn’t make Peter fall behind others in his lessons. He does ______ (well) in his lessons than most of his classmates. He always works out maths problems ____________ (quickly) than other students. He always listens to the teachers very __________ (careful) in class. Peter is good at both sports and his lessons. I think he should be this year’s Mr Sport.I. Fill in the blanks with the correct forms of the words in brackets. farthest/furthestfasterharderbadlybettermore quicklycarefullySum Up课时重点回顾形容词的比较级和最高级比较级：
主语 + 谓语(系动词) + 形容词比较级 + than + 对比成分
最高级：
主语 + 谓语(系动词) + the + 形容词最高级 + 名词 + 表示范围的短语或从句Homework 1. To memorize the important phrases
and sentences.
2. To make some sentences using as … as,
... times … than, less than, more than
