人教版八年级下英语unit7 what’s the highest mountain in the world sectionA 1a--2d课件

课件27张PPT。Unit 7
What’s the highest mountain in the world?Section A 1a-2dPresentationsquare n. 平方meter n. 米deep adj. 深的desert n. 沙漠population n. 人口Asia n. 亚洲tour v. n. 旅行tourist n. 旅行者wall n. 墙amazing adj. 令人大为惊奇的ancient adj. 古代的wide adj. 宽的；宽阔和Language Goal:
Talk about geography and nature一、用英语写出下列数字：ninety-eight thousand seven hundred
and fifty-four Nine hundred and eighty-threeExercise five hundred (and) sixty-six seven hundred and nine 566__________________________________
709__________________________________
983__________________________________
98, 754_______________________________
________________________________练一练
345
1001
18,657,421
three hundred and forty-fiveone thousand (and) oneeighteen million, six hundred and fifty-seven thousand, four hundred and twenty-one3, 872Three thousand eight hundred and
seventy-two46, 290Forty-six thousand two hundred and
ninety58, 230 Fifty-eight thousand two hundred
and thirty596
84,321
9,648,215five hundred and ninety-sixeighty-four thousand three hundred and twenty-oneNine million, six hundred and forty-eight thousand, two hundred and fifteenQomolangma about 9,600,000 square
kilometers in size
The Sahara 1,025 meters deep
The Caspian Sea 6,671 kilometers long
The Nile 8,844.43 meters high 1a. Match the facts you know.1. Qomolangma is ________ than any other
mountain in the world.
2. The Sahara is __________ desert in the
world.
3. The Caspian Sea is __________ of all the
salt lakes.
4. The Nile is ___________ river in the world.1b. Listen and complete the sentences.higherthe biggestthe deepestthe longest1c. Use the information in 1b to make conversations.A: What is the highest mountain in the
world?B: Qomolangma.A: What is the biggest desert in the world?A: What is the deepest salt lake in the world?Pair workA: What is the longest river in the world?B: Sahara.B: Caspian sea.B: Nile.______ The Yangtze River is about ________ kilometers long and the Yellow River is __________ kilometers long.
____ China has the biggest population in the
world. It’s a lot bigger than the population
of the US.2a. Listen and number the facts [ 1-4] in the order you hear them.6,300 5,000 5,464 30024____ China is over ________ years old. It has
a much longer history than the US. The
US is not even_______ years old.
____ China is almost as big as the US, and it
is the biggest country in Asia.132b. Listen again and fill in the blanks in 2a with the numbers in the box.______ The Yangtze River is about ________ kilometers long and the Yellow River is __________ kilometers long.
____ China has the biggest population in the
world. It’s a lot bigger than the population
of the US.6,300 5,000 5,464 300246,3005,464____ China is over ________ years old. It has
a much longer history than the US. The
US is not even_______ years old.
____ China is almost as big as the US, and it
is the biggest country in Asia.135,000300A: Did you know that China is one of the
oldest countries in the world?
B: Yes, I did. It’s much older than my
country.2c. Make conversations using the information in 2a.Group work18,657,421eighteen million, six hundred and fifty-seven thousand, four hundred and twenty-one9,648,215Nine million, six hundred and forty-eight thousand, two hundred and fifteen58, 230 Fifty-eight thousand two hundred
and thirty1.in size 在大小上
2. one of the oldest countries 最古老的国家之一
3. feel free to do sth. 随意地做某事
4. as far as I know 据我所知
5. man-made objects 人造物体
6. the highest mountain 最高的山脉Who can remember them?Guide： Feel free to ask me anything on
today’s Great Wall tour.
Tourist 1：How long is the wall?
Guide： Ah, the most popular question! If
we’re only talking about the parts
from the Ming Dynasty, it’s about
8,850 kilometers long. This makes
it the longest wall in the world.2d. Role-play the conversation.Tourist 2: Wow, that’s amazing! Why did the
ancient emperors build the wall? Guide: The main reason was to protect their
part of the country. As you can see，
it’s quite tall and wide. As far as I
know, there are no man-made objects
as big as this.
Tourist 3: Is Badaling part of the Ming Great
Wall?
Guide: Yes, it’s the most famous part.Role playGuide：Feel free to ask me anything on today’s Great Wall tour.
Tourist 1:How long is the wall?
GuideAh, the most popular question! If we’re only talking about the parts from the Ming Dynasty, it’s about 8,850 kilometers long. This makes it the longest wall in the world.
Tourist 2: Wow, that’s amazing! Why did the ancient emperors build the wall?
Guide: The main reason was to protect their part of the country. As you can see, it’s quite tall and wide. As far as I know, there are no man-made objects as big as this.
Tourist 3: Is Badaling part of the Ming Great Wall?
Guide: Yes, it’s the most famous part.
1. Feel free to ask me anything on today’s Great Wall tour.
在今天的长城游中，大家尽管问我任何问题，不要拘束。
feel free是英语口语中一个常用表达。若有人让你feel free to do something,就是让你无需拘束，只管按照自己的意愿去做某事。
e.g. A: Can I use your bathroom?
我可以用一下你的卫生间吗？
B: Yes, feel free.可以，请随意。Language points2. As far as I know, there are no man-made
objects as big as this.
据我所知，再没有像它这样大的人造物体了。
as far as I know 是一个固定的表达方式，还可以说so far as I know，意思是“据我所知”。
例如：
As far as I know, Jack’s got twin sisters.
就我所知，杰克有一对孪生姐妹。
They’re not coming today, so far as I know.
他们今天不来了— 就我所知是这样的。3. the Ming Great Wall 明长城
“明长城”是指明朝时期为了防御北方游牧民族的骚扰，历时一百多年在北部地区 修筑的军事防御工程。这段长城东起辽宁虎山，西至甘肃嘉峪关，从东向西横贯多个省、 直辖市、自治区，全长约8850千米，是现存历代长城遗迹中最完整、最坚固的。