Unit 3 Robots Grammar教案

Unit 3 Robots
Grammar
I. Teaching aims and learning objectives
By the end of the lesson, students should be able to:
learn to use object clauses or objects + object complements;
learn to use object clauses or question words + to-infinitives;
learn to use adverbial clauses or to-infinitives.
II. Teaching contents
New words and phrases: unsure, pill, forgetful, stair, busy with all kinds of housework, take medicine, have a poor memory, remind me of this, go up and down the stairs
III. Focus of the lesson and predicted area of difficulty
1. To rewrite sentences using object clauses.
2. To make sentences with different structures.
IV. Teaching procedures
Step 1 Watch a video
【设计意图：通过有关机器人的新闻，引出本单元话题主线机器人。通过视频中真实的机器人的活动，激发学生的好奇心。】
Step 2 Free Talk
T: What’s the news about
S: …]
T: It’s about a new type of robot. It can explore in space. How fantastic!
(1) Scientists consider the robot astronaut a good help in space.
Scientists consider that the robot astronaut is a good help in space.
(2) The robot astronaut knew how it could walk properly in space.
The robot astronaut knew how to walk properly in space.
(3) The robot astronaut is so clever that it can work with other astronauts in space.
The robot astronaut is clever enough to work with other astronauts in space.
(4) The news is too fantastic for us to believe.
【设计意图：通过复述新闻内容，引出相关语法现象，在润物细无声中给学生创设语境，让他们体验语言。】
Step 3 Presentation[
T: Let’s see some other types of robots and make sentences.
1. Using object clauses or objects + object complements
(1) Look at the screen and try to rewrite the sentences.
(2) Work out the rule.
A. He saw that two dogs were sitting on the grass
He saw two dogs sitting on the grass.
B. We saw that a robot was singing and dancing on the stage last night.
We saw a robot singing and dancing on the stage last night.
C. I found that a new robot was in the restaurant near my home yesterday.
I found a new robot in the restaurant near my home yesterday
D. I think that it is exciting to own such a useful robot.
I think it exciting to own such a useful robot.
2. Using object clauses or question words + to-infinitives
(1) Look at the screen and try to rewrite the sentences.
(2) Work out the rule.
A. Do you know what you should do with the smog
Do you know what to do with the smog
B. The robot knows how he can play table tennis well with people.
The robot knows how to play table tennis well with people.
C. This robot knows when it should go shopping.
This robot knows when to go shopping.
3. Using adverbial clauses or to-infinitives
(1) Look at the screen and try to rewrite the sentences.
(2) Work out the rule.
A. This robot is so clever that it can play chess with human beings.
This robot is clever enough to play chess with human beings.
B. Robots are so heavy that they can’t run fast.
Robots are too heavy to run fast.
C. My mother plans to buy a robot so that she can have more free time.
My mother plans to buy a robot in order to have more free time.
【设计意图：这一环节为过渡环节，起着承上启下的作用。通过对不同机器人的描述，创设不同的语境，帮助学生理解语法现象，寓教于乐。】
Step 4 Practice
1. Finish the exercises on page 42, page 43 and page 44
2. Make sentences about Yao Ming
Yao Ming is so tall that he can’t get into this red car.
Yao Ming is too tall to get into this red car.
Yao Ming is so rich that he can buy many cars.
Yao Ming is rich enough to buy many cars.
Yao Ming needs to buy a car so that he can drive to work.
Yao Ming needs to buy a car in order to drive to work.
3. Conclusion
T: Work hard in order to invent more robots for human beings.
Work hard so that you will be able to invent more robots for human beings.
【设计意图：灵活运用归纳的句式结构，进一步巩固所学知识。】
V. Homework
1. Review what we have learned in this class.
2. Finish more exercises.