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读懂文章，能够完成相关的阅读任务。
完成相应的练习，用自己的话复述课文。
教学方法
情景交际法、任务型教学法
教具准备
有关ORBIS的资料图片。
配套磁带或光盘。
教学步骤
教师活动
学生活动
Step 1 Presentation
What international charities do you know about?
What do they do?
Have you heard of ORBIS?
ORBIS helps blind people in poor countries. The state of being blind is called blindness．Why does ORBIS help the blind patients? Because blindness affects many people around the world, mostly in poor countries. But most of the cases can be prevented or cured. Why don't the blind go to
see doctors? Because they are so poor that they can't pay for medical treatment. ORBIS doctors treat them for free. They operate on/do(perform) operations on their patients, So the patients are thankful /grateful to them. How do you think ORBIS doctors feel when they help people?(They feel proud)
Step 2 Finding out expressions
Go on to page 94 and 95,read the interview and underline all the useful expressions
Step 3 Listening and answering
Now listen to the tape, and then answer the questions:
How many people around the world are affected by blindness?
How many cases of blindness can be prevented or cured?
Where do ORBIS doctors work?
What does ORBIS need?
Step 4 Reading silently and finishing off Part B
Read the text silently again.
Try to fill in the blanks in Part B2, checking your answers
Step 5 Explaining language points
What questions do you have about the following language points? Now make sentences of your own with them.
1. operate on sb = perform/do an operation