学习任务单
课程基本信息
学科 英语 年级 高一下学期 学期 春季
课题 Unit 4 Space Exploration—Discovering Useful Structures
教科书 英语必修第三册教材
学习目标
1. 辨别和理解动词不定式作状语和定语的语法特征。 2. 通过课堂练习强化动词不定式的用法。
课前学习任务
1. 准备好必修三课本和笔记本。
2. 找出课本P40-41课文中含有不定式的句子。
课上学习任务
【学习任务一】 观察课本例句分析不定式在句中功能，共同回顾课本教材原句，激发学生本单元已经熟悉的内容。
1. ...and scientists work hard to find answers. ...and scientists work hard ________they can find answers. They make vehicles to carry brave people into space to find out the secrets of the universe. They make vehicles _______ can carry brave people into space________________find out the secrets of the universe.
【学习任务二】
通过改写句子分析不定式在这些句子中的功能 These disasters made everyone sad and disappointed, but the desire to explore the universe never died. China became the third country in the world to independently send humans into space in 2003.
【学习任务三】 分别聚焦不定式做定语和状语的例句并小结 1. We must find a person to do the work. 2. There are lots of interesting things to see. 3. That girl has nothing to worry about. 4. He is always the first to arrive. 5. They got the order to leave the city. summary 1： ·动词不定式to do在句中可作_______，通常放在名词或代词_____（前/后），往往表示_________(已发生/未发生)。 ·若不定式动词为不及物动词，则该动词必须与____词连用（如3）。 ·被only, last, next以及序数词或形容词最高级修饰的名词常用不定式作定语（如4）。 1. We were shocked to find that the train had already left. 2. This signalled one step further in China's plan to establish a space station in the future. 3. Scientists work hard to find out the secrets of the universe. summary 2： ·动词不定式to do在句中可作_______，可表示___________________。 ·常见结构： 表目的:_____________________ 表原因:_____________________ 表结果:_____________________ 【学习任务四】 完成从句和不定式的转换以及短文填空，巩固不定式的语法功能 1. In 2003, Yuri Malenchenko became the first person who got married in space. 2. In space, astronauts collect all dirty water so that it can be recycled for later plete the passage with the correct forms of the verbs in brackets. Sending people to other planets or even beyond the solar system is not an easy goal__________(achieve). One of the problems is that the trip would take a very long time. For example, _______ (use) the current technology, it would take over two years______(get) to the closest planet, Mars, and back. Although light is the fastest thing________(know) in the universe, it could take more than four years to reach the nearest star system. Will scientists figure out a way _________(store) sufficient food and water for the long journey Is it possible to travel faster than light No one knows the answers yet. However, space scientists never give up. They are experimenting with growing crops in space so as __________(help) astronauts get enough food on longer journeys through space. 【学习任务五】 了解学习不定式的语态和时态 主动语态被动语态意义一般式to doto be done进行式完成式动作发生在谓语动作 ___________
Tom determined ___________ (go) abroad for further study. Generally speaking, no one likes ___________ (make) fun of. He pretended______________ (read) when the teacher came in. I’m sorry ______________ (cause) you so much trouble last time. The car seems________________ (wash) already.(共14张PPT)
Unit 4 Discovering Useful Structures
仙居县盂溪中学
英语（人教版）
Learning Objectives
In this class, you will:
1. identify and understand the grammatical features of infinitives used as attributes and adverbials.
2. strengthen the knowledge of infinitive usage by doing exercises.
Look at the sentence on P40 on your textbook and please try transforming the two parts with infinitives into clauses.
1. ...and scientists work hard to find answers.
...and scientists work hard ________they can find answers.
so that
they make vehicles _______ can carry brave people into space________________find out the secrets of the universe.
2. They make vehicles to carry brave people into space to find out the secrets of the universe.
which/that
so that they can
目的状语从句
目的状语
目的状语从句
定语从句
目的状语
定语
3. These disasters made everyone sad and disappointed, but the desire to explore the universe never died.
...but the desire which was to explore the universe never died.
4. China became the third country in the world to independently send humans into space in 2003.
China became the third country in the world that independently send humans into space in 2003.
定语
定语
1. We must find a person to do the work.
2. There are lots of interesting things to see.
3. That girl has nothing to worry about.
4. He is always the first to arrive.
5. They got the order to leave the city.
summary 1：
·动词不定式to do在句中可作_______，通常放在名词或代词_____（前/后），往往表示_________(已发生/未发生)。
·若不定式动词为不及物动词，则该动词必须与____词连用（如3）。
·被only, last, next以及序数词或形容词最高级修饰的名词常用不定式作定语（如4）。
后
未发生
介
定语
They got the order that they must leave the city.
1. We were shocked to find that the train had already left.
2. This signalled one step further in China's plan to establish a space station in the future.
3. Scientists work hard to find out the secrets of the universe.
summary 2：
·动词不定式to do在句中可作_______，可表示___________________。
·常见结构：
表目的:_____________________
表原因:_____________________
表结果:_____________________
状语
目的、原因、结果等
in order to; so as to
sb.+be+adj.+to
too... to; only to...
Scientists work hard so that they can find out the secrets of the universe.
Practice 1
Rewrite the sentences by using infinitives (to do) or “in order to/so as to + do". Change the italicized parts accordingly.
1. In 2003, Yuri Malenchenko became the first person who got married in space.
2. In space, astronauts collect all dirty water so that it can be recycled for later use.
In space, astronauts collect all dirty water so as to recycle it for later use.
In 2003, Yuri Malenchenko became the first person to get married in space.
定语
状语
practice 2: Complete the passage with the correct forms of the verbs in brackets.
Sending people to other planets or even beyond the solar system is not an easy goal__________(achieve). One of the problems is that the trip would take a very long time. For example, _______ (use) the current technology, it would take over two years______(get) to the closest planet, Mars, and back. Although light is the fastest thing________(know) in the universe, it could take more than four years to reach the nearest star system. Will scientists figure out a way _________(store) sufficient food and water for the long journey Is it possible to travel faster than light No one knows the answers yet. However, space scientists never give up. They are experimenting with growing crops in space so as __________(help) astronauts get enough food on longer journeys through space.
to achieve
using
to get
known
to store
to help
定语
定语
目的状语
定语
主语
方式状语
1. _________ (make) it easier to get in touch with us, you’d better keep this card at hand.
2. Anxiously, she took the dress out of the package and tried it on, only _______ (find) it didn’t fit.
3. Group activities will be organised after class ________ (help) children develop team spirit.
4. This machine is very easy _________ (operate). Anybody can learn to use it in a few minutes.
5. George returned after the war, only ________ (tell) that his wife had left him.
Practice 3:高考链接
To make
to find
to help
to be told
to operate
the infinitive tense
主动语态 被动语态 意义
一般式 to do to be done .
进行式 .
完成式 动作发生在谓语动作 .
to be doing
to have done
to have been done
表将来
正在发生
之前
Tom determined (go) abroad for further study.
Generally speaking, no one likes (make) fun of.
He pretended (read) when the teacher came in.
I’m sorry (cause) you so much trouble last time.
The car seems (wash) already.
Practice 4
to go
to be made
to be reading
to have caused
to have been washed
to do
to do
attribute
定语
多修饰名词
常作后置定语
名词常被序数词/最高级修饰
抽象名词常有：
promise, idea, fact, way...
adverbial
状语
目的状语:
to do,in order to
so as to
原因状语:
sb+be+adj. +to do ...
结果状语:
enough to
too...to
so/such... as to
WorkBook: Using Structures(P80-81)
Assignments作业练习
课程基本信息
学科 英语 年级 高一下学期 学期 春季
课题 Unit 4 Space Exploration—Discovering Useful Structures
教科书 英语必修第三册教材
作业练习
Ex1. Complete the sentences using infinitives as the attribute or the adverbial. 1. Q:Why is Yang Liwei famous in China A: Because he is ________________________________. (第一个进入太空的中国宇航员). 2. Q: How do you feel about the film 2001: A Space Odyssey A: I’m afraid the film is _______________________________. (太长, 太乏味而无法看完) Q: Why was the Russian space station Mir brought down out of orbit A: One of the reasons is that Mir was too old and _______________. (不再是安全的居所). 4. Q:Would you like to trave into space some day A: Yes, and I want to become ___________________________. (登陆火星的第一个中国人) 5. Q: Could you provide a simple introduction to how space rockets work A: I’m afraid the whole process is _________________. (太复杂了，无法用几句话解释清楚). Ex 2 Complete the passage with the correct forms of the verbs in the box. make, do, be, connect, get, see, send On 17 October 2016, Chinas space agency launched the Shenzhou 11 space vehicle ___________ with the Tiangong 2 space laboratory. The vehicle carried the astronauts Jing Haipeng and Chen Dong. The connection between Shenzhou 11 and Tiangong 2 took about two hours to be completed. The astronauts had many tasks ______ in space as part of their mission. Firstly, they had to float through a narrow 80-centimetre wide tube so as _______ on board Tiangong 2. Once safely on board, the pair waved to the camera on Tiangong 2, _________ greetings to everyone back home. Then they performed various experiments. For example, they grew rice in space. They also gave themselves medical check-ups _______ how their bodies affected by ______ in space. Jing Haipeng and Chen Dong finally returned to Earth 30 days later, ________ their space mission the longest such mission by Chinese astronauts to date. 练习答案 Ex 1 the first Chinese astronaut to go into space too long and boring for me to finish no longer a safe place to live in the first Chinese to land on Mars too complicated to explain in a few words Ex 2 to connect；to do；to get；sending；to see；being；making教学设计
课程基本信息
学科 英语 年级 高一下学期 学期 春季
课题 Unit 4 Space Exploration—Discovering Useful Structures
教科书 英语必修第三册教材
教学目标
通过本课时学习，学生能够： 1. 辨别和理解动词不定式作状语和定语的语法特征。 2. 运用不定式作状语和定语，完成描述太空事实、太空探索史上的重大事件等练习。
教学内容
教学重点： 辨别并理解不定式作状语和定语的语法功能；
教学难点： 运用不定式作状语和定语，完成描述太空事实、太空探索史上的重大事件等练习。
教学过程
环节一：总结归纳不定式作定语和作状语的具体用法（15 mins） 教师从教材第40页的阅读语篇中找出含有不定式做定语和状语的句子，引导学生进行分析理解。并再找出更多相似用法的句子，对其中的不定式用法进行分类，然后总结不定式作状语和定语的具体用法。 教学活动 1. Ss look and read the sentences from the book, focus on the italicized infinitives and identify their functions by changing the infinitive parts into clauses. 2. Ss go over the passage on page 40-41 and find more examples with the infinitives used as the attribute and the adverbial. 3. Ss analyse and summarise how to use the infinitives as the attribute and the adverbial by completing the summaries. 环节设计意图：引导学生在语境中分析、理解不定式作状语和定语的功能和用法。 环节二：巩固练习，内化语法（10 mins） 教师引导学生完成教材第42页活动2，尝试使用动词不定式改写句子，进一步理解动词不定式的语法功能及意义，并引导学生总结to do, doing, done三种非谓语动词形式作定语和作状语在意义和用法上的区别。 教学活动 4. Ss rewrite the sentences using infinitives or “in order to/so as to do”. Change the italicised parts accordingly. 5. Ss complete the passage with the correct forms of the verbs in brackets (activity 3 on page 42). 6. Ss think about the differences among -ing, -ed and to do when they are used as attribute and adverbial. 环节设计意图：引导学生在练习中加深对动词不定式作定语和目的状语的理解和运用，帮助学生内化语言结构。 环节三：迁移创新，内化输出（10 mins） 教师引导讨论分析动词不定式的时态和语态。 教学活动 Ss analyze the tense and voice of infinitives and complete the table. 环节设计意图:引导学生分析、理解不定式的时态与语态。 总结与作业设计（5mins） Complete the exercises of workbook from page 80 to page 81.
