人教版（2019）选择性必修第三册Unit 3 Environmental Protection Discover Useful Structures课件(共14张PPT)
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| 名称 | 人教版（2019）选择性必修第三册Unit 3 Environmental Protection Discover Useful Structures课件(共14张PPT) |  | |
| 格式 | pptx | ||
| 文件大小 | 269.4KB | ||
| 资源类型 | 教案 | ||
| 版本资源 | 人教版（2019） | ||
| 科目 | 英语 | ||
| 更新时间 | 2024-03-18 21:33:00 | ||
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(共14张PPT)
Discovering Useful Structures
Grammar——
1. Work in groups. Look at the sentences in both columns discuss the differences between each pair. Summarize the rules for changing direct speech into indirect speech.
Direct Speech
Indirect Speech
Observe&compare
Indirect Speech
1. The expert said that from the position of dead body, the bear appeared to have starved and died.
2. The reporter asked whether polar bears would die out because of climate change.
3. The reporter asked how we could save polar bears from extinction.
4. The expert advised us to work together to stop climate change.
Direct Speech
1. The expert said, “from the position of its dead body, the bear appears to have starved and died."
2. The reporter asked, “will polar bears die out because of climate change "
3. The reporter asked，“How can we save polar bears from extinction "
4. Let’s work together to stop
climate change," the expert
said.
Observe&compare
1. Diane asked,“What made Hurricane Katrina unusual ”
2. Diane asked,“Was it the worst natural disaster in American history ”
3. Martha said,“I want to become a scientist and help the world.”
Diane asked what had made Hurricane Katrina unusual.
Diane asked (me) if/whether it had been the worst natural disaster in American history.
Martha said/told t me ( that) she wanted to become become a scientist and help the world.
4. Martha said,“I am doing a project on behalf of my school about global warming.”
5. Bob asked,“Why is nuclear power a sensitive topic ”
6. Bob asked,“Could you explain how the nuclear disaster happened ”
Martha said/told me (that) she was doing a project.on behalf of her school about global warming.
Bob asked why nuclear power was a sensitive topic.
Bob asked (me) if/whether I could explain how the nuclear disaster had happened.
7. Laura asked,“How many animals have disappeared because of human hunting ”
8. Laura asked,“What can we do to help wild animals ”
9. Vincent said,“I have never been to the Amazon Jungle.”
10. Vincent said,“Will scientists discover new species there ”
Bob asked (me) if/whether they could explain how the nuclear disaster had happened.
Laura asked what we could do to help wild animals.
Vincent said/told me that he had never been to the Amazon Jungle.
Vincent said if/whether scientists would discover new species there.
I.语序变化：
1.直接引语为陈述句：变为______引导的宾语从句
2.直接引语为一般疑问句：变为_________引导的宾语从句
3.直接引语为特殊疑问句：变为___________引导的宾语从句
4.直接引语为一般疑问句或特殊疑问句变为间接引语时要用：__________语序
5.特殊句子不变语序的有_______________
that
whether
原来的特殊疑问词
主谓/陈述
what's wrong what's the matter
What's happening what happened to you
II.时态变化
1.如果主句的谓语动词是一般现在时或将来时，间接引语时态________。
2.如果直接引语的内容是客观事实或真理时，间接引语时态________。
3. 如果主句的谓语动词是一般过去时，直接引语变为间接引语时，从句的谓语动词在时态方面要做相应的变化。
不变
不变
直接引语 间接引语
一般现在时
一般将来时
现在进行时
现在完成时
一般过去时
一般过去时
过去将来时
过去进行时
过去完成时
过去完成时
3. 人称变化
一随主、二随宾、第三人称不更新。
变化项目 直接引语 间接引语
指示代词 this
these
时间状语 now
today
this week/month…
that
those
then
that day
that week / month …
4.指示代词/时间状语/地点状语等的变化
yesterday
ten days /weeks…ago
tomorrow/next year..
地点状语 here
方向性 动词 come
bring
the day before
ten days … before
the next day/year…
there
go
take
直接引语变间接引语需注意：
1. 时态变化
2. 人称变化
3. 指示代词、时间状语、地点状语和动词的变化
4. 语序变化
Homework：
Finish the exercises
Discovering Useful Structures
Grammar——
1. Work in groups. Look at the sentences in both columns discuss the differences between each pair. Summarize the rules for changing direct speech into indirect speech.
Direct Speech
Indirect Speech
Observe&compare
Indirect Speech
1. The expert said that from the position of dead body, the bear appeared to have starved and died.
2. The reporter asked whether polar bears would die out because of climate change.
3. The reporter asked how we could save polar bears from extinction.
4. The expert advised us to work together to stop climate change.
Direct Speech
1. The expert said, “from the position of its dead body, the bear appears to have starved and died."
2. The reporter asked, “will polar bears die out because of climate change "
3. The reporter asked，“How can we save polar bears from extinction "
4. Let’s work together to stop
climate change," the expert
said.
Observe&compare
1. Diane asked,“What made Hurricane Katrina unusual ”
2. Diane asked,“Was it the worst natural disaster in American history ”
3. Martha said,“I want to become a scientist and help the world.”
Diane asked what had made Hurricane Katrina unusual.
Diane asked (me) if/whether it had been the worst natural disaster in American history.
Martha said/told t me ( that) she wanted to become become a scientist and help the world.
4. Martha said,“I am doing a project on behalf of my school about global warming.”
5. Bob asked,“Why is nuclear power a sensitive topic ”
6. Bob asked,“Could you explain how the nuclear disaster happened ”
Martha said/told me (that) she was doing a project.on behalf of her school about global warming.
Bob asked why nuclear power was a sensitive topic.
Bob asked (me) if/whether I could explain how the nuclear disaster had happened.
7. Laura asked,“How many animals have disappeared because of human hunting ”
8. Laura asked,“What can we do to help wild animals ”
9. Vincent said,“I have never been to the Amazon Jungle.”
10. Vincent said,“Will scientists discover new species there ”
Bob asked (me) if/whether they could explain how the nuclear disaster had happened.
Laura asked what we could do to help wild animals.
Vincent said/told me that he had never been to the Amazon Jungle.
Vincent said if/whether scientists would discover new species there.
I.语序变化：
1.直接引语为陈述句：变为______引导的宾语从句
2.直接引语为一般疑问句：变为_________引导的宾语从句
3.直接引语为特殊疑问句：变为___________引导的宾语从句
4.直接引语为一般疑问句或特殊疑问句变为间接引语时要用：__________语序
5.特殊句子不变语序的有_______________
that
whether
原来的特殊疑问词
主谓/陈述
what's wrong what's the matter
What's happening what happened to you
II.时态变化
1.如果主句的谓语动词是一般现在时或将来时，间接引语时态________。
2.如果直接引语的内容是客观事实或真理时，间接引语时态________。
3. 如果主句的谓语动词是一般过去时，直接引语变为间接引语时，从句的谓语动词在时态方面要做相应的变化。
不变
不变
直接引语 间接引语
一般现在时
一般将来时
现在进行时
现在完成时
一般过去时
一般过去时
过去将来时
过去进行时
过去完成时
过去完成时
3. 人称变化
一随主、二随宾、第三人称不更新。
变化项目 直接引语 间接引语
指示代词 this
these
时间状语 now
today
this week/month…
that
those
then
that day
that week / month …
4.指示代词/时间状语/地点状语等的变化
yesterday
ten days /weeks…ago
tomorrow/next year..
地点状语 here
方向性 动词 come
bring
the day before
ten days … before
the next day/year…
there
go
take
直接引语变间接引语需注意：
1. 时态变化
2. 人称变化
3. 指示代词、时间状语、地点状语和动词的变化
4. 语序变化
Homework：
Finish the exercises