2021-2022学年人教版必修二Unit5usicLanguagepoints课时作业(5).docx
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1、Unit 5 Music Language points 课时作业第一节、阅读理解AWouldnt it be great if you could correct your eyesight, especially nearsightedness, and reduce your dependence on glasses and neednt have eye surgery? The solution is called orthokeratology, or ortho-k (角膜塑形镜)What is ortho-k?Orthokeratology (ortho-k) is the
2、fitting of specially designed contact lenses(隐形 眼镜)that you wear overnight. While you are asleep, the lenses gently reshape the front surface of your cornea(角膜)so you can see clearly the following day after you remove the lenses when you wake up.How Long does the ortho-k effect last?You should be ab
3、le to see acceptably well without glasses or contact lenses for a day or two, sometimes longer. For best results, one should wear the ortho-k lenses every night.Who are good candidates for ortho-k?Most people with mild to average nearsightedness are good candidates for ortho-k. Because the corneal r
4、eshaping effect is temporary, little risk is involved, and you can discontinue wearing the lenses at any time. Children and young adults who want to be glasses-free but are too young for eye surgery or are afraid of taking the surgery often are good candidates for ortho-k. People who participate in
5、contact sports or work in dusty environments that can have problems for contact lens wear also can be good candidates.How much does ortho-k cost?Costs also can vary based on the region of the country and the type of practice where you have the procedure performed. Ortho-k prices in the US generally
6、range from $ 1,000 to $2,000.But particularly difficult cases of ortho-k can cost as much as $4,000.There are additional costs for lens care solutions and following up exams, which can total about $300 to $ 500 per year.Finally, keep in mind that, as with all contact lenses, there are some possible
7、side effects of wearing ortho-k lenses. Ask your eye doctor for details.1 .According to the passage, which way is introduced to correct eyesight?A.Performing an operation on the corneaB.Applying contact lenses in the daytimeC.Fitting proper glasses during the nightD.Wearing specially designed contac
8、t lenses. Which of the following statements is right?A.You have to wear ortho-k day and night to ensure good resultsB.Ortho-k is a good choice for a man with average nearsightedness.C.The cost of ortho-k in the city is higher than that in the countrysideD.There is no need for people to worry about t
9、he side effects of ortho-k.2 .How much will a person pay for using oilho-k for the first year at least?A.$ 1,000.B.S 1,300.C.S 1.500【参考答案】1-3 DBBBThe Bridegrooms Oak,a 500-year-old tree just outside of Eutin, in Germany, has its own postal address and receives around 40 letters every day. Theyre sen
10、t by love seekers from around the world, in the hope that someone will read them and write back.With so many dating apps and services available nowadays, sending letters to a tree hardly sounds like the best way to find love. However, there,s something charming about sending a letter and allowing fa
11、te to work its magic, so the Bridegrooms Oak remains popular even nowIn 1890,a local girl named Minna fell in love with a young chocolate maker named Wilhelm, but her father didnt allow her to see the boy. Instead of giving up on each other, the two started exchanging love letters secretly, by leavi
12、ng them in a knothole (节孑L) of an oak tree. After about one year, Minnas father found out about their continued relationship, but instead of punishing them, he gave them permission to marry. The two lovers got married on June 2,1891, under the oak tree that helped keep their romance alive.The couple
13、s story spread around Eutin, and so on, people unable to find love started writing romantic letters and leaving them in the trees knothole. By 1927,it was already known as Bridegrooms Oak and was so popular that it had its own address and postal code, allowing people from all over Germany and even a
14、broad to send in their letters.Love seekers visiting the Bridegrooms Oak need respect only one simple rule They can check all the letters in its knothole, and take with them the one they wish to reply to, but they have to put the others back for other people to find.So far the Bridegrooms Oak has be
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