英语：Unit4Sharing-Listeningtask课件(新人教选修7)

1、人教课标版高二选修7Unit 4Before you listen，look at the pictures that Annie shows the students Answer these questions.1. Photo 1 shows how things would look if you had cataracts （白内障）.How would you describe the effects of having cataracts? Look at the personas eye Can you see how big the cataract is?Cataracts

2、 make things look blurry/fuzzy/very unclear. The cataract is covering most of the pupil of the eye.2 Look at Photos 2,3 and 5. What are the different ways the patients9 eyes are being examined?In Photo 2, the patienfs eyes are being examined through a microscope in a hospitalIn Photo 3, the patient5

3、s eyes are being examined through a microscope that is attached to Fred Hollows9s face. The patient is being examined outside, not in a hospitalIn Photo 5, the patient9s eyes are being examined by a doctor who is holding up her fingers to see if the patient can see them The patient is being examined

4、 outside, not in a hospital3 What is the surgeon (外科医生)，Fred Hollows, wearing on his face in Photo 3?Special glasses (like a microscope) that allow the patienfs eyes to be magnified so he can see any problems with the patienfs eyes.4 What is Fred Hollows (left) doing in Photo 4?What is the man on th

5、e right doing? Who are the other people?He is giving the patient an injection The man on the right is explaining what Fred Hollows is doing. The other people are Vietnamese doctors who are being trained by Fred Hollows.Listen to the tape for these dates and number them in the order that you hear the

6、m Then listen again and write down what happened on these dates.OrderYearEvent (s)寻1 1985Fred Hollows realized there werent enough medical resources in developing countries; the operation was very expensive He became determined to And a way of reducing the cost of treatment.OrderYearEvent (s)21992He

7、 started the Fred Hollows Foundation.41993He died.31994Two laboratories for making perspex lenses opened 一 one in Eritrea and one in NepalOrderYearEvent (s)5200：3A doctor trained by the Foundation put in the one millionth Fred Hollows perspex lens.Then listen to Annie again and answer them.1. How of

8、ten does someone in the world go blind? Every five seconds.2. How many people around the worldare blind? Around 45 million people 3 How many of these are blind because of cataracts?About half of these (that is, 22.5 million).4. How long does a cataract operation take? 20 minutes.5. How long is it before the patient can see again? About a day.6. How many surgeons has The Fred Hollows Foundation trained in developing countries? Over 750.7 What were Fred Hollows9s beliefs?He believed that action was the answer to human unhappiness,