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(共26张PPT)
（Reading and speaking 1st period）Within a plantLearningObjectives1.根据所提供图片和视频，运用主题词root,sunlight,rise,stem，produce等来描述和讨论植物。（学习理解）2.读课文，能够选出文章标题，获取关于植物光合作用过程及产出物等细节信息，根据提示复述光合作用。（应用实践）3.小组合作，讨论植物为什么对大自然重要，增强爱护植物与保护大自然的意识。（迁移创新）Pre-readingWhile-readingPost-readingHomeworkWhat can plants do for us They can give usfood.They can give usbuilding materials(材料).They can give usinspiration（灵感）forart.They can be used formedicine.评价任务：观察学生能否说出关于植物更多的信息。Lead-inPre-readingWhile-readingPost-readingHomeworkInformation about Chinese medicine评价任务：观察学生能否说出关于中药更多的信息。Pre-reading
While-reading
Post-reading
Homework
Look at the picture and match the words to it and use the words to describe （描述）the plant.
sugar
sunlight
leaf
water
评价任务：能够正确匹配单词并描述植物。
Pre-reading
While-reading
Post-reading
Homework
Fast Reading
1. Choose another suitable title （标题）for this passage.
How to make sugar
How plants work
Why plants are great
Going to the green workshop
Why do you think so
Tip1: Pay attention to the title（标题）
& the picture .
评价任务：能够快速准确概括文章主要内容。
Pre-reading
While-reading
Post-reading
Homework
It's quarter past seven. Here's Worker No. 55 in his green uniform. He's going to start work in the plant.
He works in Workshop 1001 in the Leaf. There are 20 to 100 workers in each workshop. They collect sunlight and CO , during the day. Now workers from the Root send up water. The water will rise up to the Leaf through the Stem. Then workers in the Leaf will mix water, CO , and sunlight.
Careful Reading
Read Para.1-2 and answer
What is Worker No. 55 going to do
Are there any workers in the plant
Why does the writer use“workers” in the passage
评价任务：准确获取文章细节信息，表达观点。
Pre-reading
While-reading
Post-reading
Homework
It's quarter past seven. Here's Worker No. 55 in his green uniform. He's going to start work in the plant.
He works in Workshop 1001 in the Leaf. There are 20 to 100 workers in each workshop. They collect sunlight and CO , during the day. Now workers from the Root send up water. The water will rise up to the Leaf through the Stem. Then workers in the Leaf will mix water, CO , and sunlight.
Careful Reading
Read Para.1-2 and answer
What is Worker No. 55 going to do
Are there any workers in the plant
He's going to start work in the plant.
No, there is no worker in the plant.
评价任务：准确获取文章细节信息。
Pre-reading
While-reading
Post-reading
Homework
It's quarter past seven. Here's Worker No. 55 in his green uniform. He's going to start work in the plant.
He works in Workshop 1001 in the Leaf. There are 20 to 100 workers in each workshop. They collect sunlight and CO , during the day. Now workers from the Root send up water. The water will rise up to the Leaf through the Stem. Then workers in the Leaf will mix water, CO , and sunlight.
Careful Reading
Read Para.1-2 and answer
Why does the writer use“workers” in the passage
The writer uses personification(拟人) to make the passage more vivid and easier for the readers to understand.
评价任务：准确获取文章细节信息,表达观点。
Pre-reading
While-reading
Post-reading
Homework
He works in Workshop 1001 in the Leaf. There are 20 to 100 workers in each workshop. They collect sunlight and CO , during the day. Now workers from the Root send up water. The water will rise up to the Leaf through the Stem. Then workers in the Leaf will mix water, CO , and sunlight.
When do the workers start collect sunlight and CO
During the day.
What do the workers in the Leaf do
They mix water , CO , and sunlight.
Careful Reading
Read Para.2 and answer
Why
评价任务：准确获取文章细节信息。
carbon dioxide
He works in Workshop 1001 in the Leaf. There are 20 to 100 workers in each workshop. They collect _____ and ______, during the day. Now workers from the Root send up water. The water will______ to the Leaf through the______. Then workers in the Leaf will mix _____, _______ , and ________.
Pre-reading
While-reading
Post-reading
Homework
Careful Reading
Read Para.2 Fill in the blanks and retell（复述） them.
sunlight
CO
water
rise up
Stem
CO
sunlight
评价任务：能够复述文章主要内容。
He works in Workshop 1001 in the Leaf. There are 20 to 100 workers in each workshop. They collect _____ and ______, during the day. Now workers from the Root send up water. The water will______ to the Leaf through the______. Then workers in the Leaf will mix _____, _______ , and ________.
Pre-reading
While-reading
Post-reading
Homework
Careful Reading
Read Para.2 Fill in the blanks and retell（复述） them.
sunlight
CO
water
rise up
Stem
CO
sunlight
评价任务：能够复述文章主要内容。
He works in Workshop 1001 in the Leaf. There are 20 to 100 workers in each workshop. They collect _____ and ______, during the day. Now workers from the Root send up water. The water will ______ to the Leaf through the______. Then workers in the Leaf will mix _____, _______ , and ________.
Pre-reading
While-reading
Post-reading
Homework
Careful Reading
Read Para.2 Fill in the blanks and retell（复述） them.
sunlight
CO
water
rise up
Stem
CO
sunlight
评价任务：能够复述文章主要内容。
Pre-reading
While-reading
Post-reading
Homework
What are they going to produce Most importantly (for them), there will be sugar! It's useful for the growth of the plant. Another product will be oxygen, but the plant doesn't need much of it. It means a lot to animals and humans, though - they need it to breathe!
What do “it” and “ they”refer to(指代)？
Oxygen .
Careful Reading
Read Para.3 and answer
What are the workers going to produce？
Sugar and oxygen.
Animals and humans.
评价任务：准确获取文章细节信息。
What are they going to_______ Most importantly (for them), there will be______! It's useful for the _______ of the plant. Another ________will be________, but the plant doesn't need much of it. It means a lot to animals and humans, though - they need it to_________!
Pre-reading
While-reading
Post-reading
Homework
Careful Reading
produce
sugar
growth
product
oxygen
breathe
Read Para.3 Fill in the blanks and retell （复述）them.
评价任务：能够复述文章主要内容。
What are they going to_______ Most importantly (for them), there will be______! It's useful for the _______ of the plant. Another ________will be________, but the plant doesn't need much of it. It means a lot to animals and humans, though - they need it to_________!
Pre-reading
While-reading
Post-reading
Homework
Careful Reading
produce
sugar
growth
product
oxygen
breathe
Read Para.3 Fill in the blanks and retell （复述）them.
评价任务：能够复述文章主要内容。
What are they going to_______ Most importantly (for them), there will be______! It's useful for the _______ of the plant. Another ________will be________, but the plant doesn't need much of it. It means a lot to animals and humans, though - they need it to_________!
Pre-reading
While-reading
Post-reading
Homework
Careful Reading
produce
sugar
growth
product
oxygen
breathe
Read Para.3 Fill in the blanks and retell （复述）them.
评价任务：能够复述文章主要内容。
Pre-reading
While-reading
Post-reading
Homework
There are millions of plants on earth. They give more than food and oxygen. Without plants, the natural world would be very different!
Do you think plants are important to the natural world？Why
Careful Reading
Read Para.5 and answer.
Without plants,what will be different
There would be less oxygen in the air for us to breathe.
A lot of animals would not have food and might die.
There would be fewer places for animals and insects to live, and we might lose many species.
…
评价任务：能够回答问题并表达自己的观点。
leaf
rise up
Water
sugar
breathe
Fill in the blanks.
Pre-reading
While-reading
Post-reading
Homework
评价任务：能够不借助文本准确填出文章部分内容。
Pre-reading
While-reading
Post-reading
Homework
What does “plant” mean in the title
In what other ways do plants help the world
Further Thinking
Another product will be oxygen, but the plant doesn't need much of it. It means a lot to animals and humans, though - they need it to breathe.
评价任务：能够理解文章标题含义，表述观点。
Pre-reading
Homework
What does “plant” mean in the title
The word “plant” has two meanings. One is about the living things. But here, it is about a “factory” where “workers”work in.
pun 双关
It’s a clever way to make the passage more interesting.
Post-reading
While-reading
Further Thinking
评价任务：能够准确理解文章标题含义。
Pre-reading
Homework
In what other ways do plants help the world
Plants clean the air and help stop floods(洪水). They provide homes for animals, and reduce(减少) the effect(影响) of climate change(气候变化).
While-reading
Post-reading
Further Thinking
评价任务：能够回答问题，表述观点。
Pre-reading
While-reading
Post-reading
Homework
Plants are important in nature, what can/can’t we do for our plants
Thinking and Share
评价任务：能够结合实际表述自己的观点。
We can...
We can’t...
Pre-reading
While-reading
Post-reading
Homework
Plants are important in nature, what can/can’t we do for our plants
Thinking and Share
We can
We can’t
Pre-reading
While-reading
Post-reading
Homework
Clear waters and lush mountains are as valuable as gold and silver.
Pre-reading
While-reading
Post-reading
Homework
Must-do（必做）:
Please research for more information about the amazing world of plants.
Optional（选做）:
Design a poster（海报） that tells the importance of photosynthesis(光合作用的意义).
Homework
评价任务：能够查找植物神奇之处的信息；设计关于光合作用重要性的海报。

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