英语教案高二英语必修5Unit1第2课时导学案

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一．     自主探究——问题发现 自我检测：阅读课文，做下列习题。 1.在课文中找出下列表达，翻译并背诵。 1. 私人医生 _______________   2. 使…暴露 ________________ 3. 一股;一团 ______________    4.决定做某事_______________ 5. be to blame ______________    6. slow down  ______________ 7. be linked to… _____________   8. with certainty_____________   9. look into___________________   10.be instructed to____________ 二．合作探究 Part A. True or false 1. Cholera would never be controlled even if its cause was found. 2. The disease attacked the body quickly from the stomach and soon the affected person died. 3. John Snow began to collect the information before the disease spread. 4. In two particular streets, 500 people died in 10 days when another outbreak hit Londonin 1854. 5. Deaths of the woman and her daughter were linked to theBroad Streetoutbreak. 6. Only ordinary people died when cholera broke out. Part B. Generally speaking, there are 7 stages to prove a new idea in scientific research. Let’s put the correct stages into the reading text and understand the structure. Paragraph 1:   Find a problem                  ↓            ________________________________________ Para.2: Make a question                ↓         _______________________________________Para. 3 & 4: Think of a method and collect results                        ↓             __________________________________Para. 5: Analyse the results              ↓       ___________________________________________Para. 6 & 7: Find supporting evidence and draw a conclusion                       ↓           _______________________________________ Part C. Retell the text and fill the blanks. John Snow was a well-known ______ inLondonin the ____ century. He wanted to find the ______ of cholera in order to ______ it. In 1854 when a cholera ______ out, he began to gather information. He _______ on a map where all the dead people had lived and he found that many people who had _______ the dirty water from the ______ died. So he decided that the polluted water carried the virus. He suggested that the _______ of all the water supplies be _________. The water companies were _________ not to expose people to polluted water any more. Finally, “King Cholera” was defeated.