高中英语Unit 1 Science and Scientists教案

这是一份高中英语Unit 1 Science and Scientists教案，共4页。
Unit 1 Science and ScientistsSection A Reading and Thinking教学设计科目：英语 课题：Section A Reading and Thinking 课时：1课时Teaching Content: This is a reading lesson. It talks about Science and Scientists.Teaching Objectives：（1）Knowledge Objectives: a) Students will learn some words and phrases like severe……b) Students can understand the passage and learn more about Science and Scientists.（2）Ability Objective：Students will be able to use different basic reading strategies like skimming and scanning correctly in their reading process.（3）Emotional Objectives:Students can foster the interest and desire of learning English and be fond of taking part in kinds of class activities.Key and difficult points:Key point：Help students get the details of the passagedifficult point：Let students express their opinions on the Science and Scientists; guide students to use the new knowledge in their daily life.Major steps：Step 1 Lead-in (4mins)After greeting students, the teacher will show the pictures and ask question: What do you know about the person in the PPT? then invited some volunteers to share their answers. After that, the teacher will give comments on students' answers and show the topic of this lesson.(Justification: The pictures are vivid and interesting, which can arouse students' interest in the teaching activity. Meanwhile, it can also introduce the topic today naturally) Step 2 Pre-reading (5 mins)（1）New Knowledge TeachingWith the help of PPT, the teacher will guide students to understand the meaning and usage of new words and sentences, including severe……（2）Prediction Before reading, the teacher will organize students to make a prediction. Some hints will be provide to help them:Hint 1:Words and sentence just refered.Hint 2:Title of this metrial- John Snow Defeats “King CholeraHint 3:Some pictures in which students can see.(Justification: Through above activities, students will be prepared to read and can understand the material better.)Step 3 While-reading(20 mins)(1)Extensive readinga)SkimmingStudents will have 2-3 minutes to read the passage first time to check their prediction and conclude the main idea of the passage.b) ScanningStudents will read the passage again to locate certain information and answer the following question:Why was John Snow considered the father of modern epidemiology?A:   1. He helped people know how to prevent cholera .2. He transformed the way scientists study diseases in use of map and statistics.How can we prevent cholera?A: By drinking pure or boiled water.（Justification: Through fast reading, students will have a general understanding of this passage.）（2）Intensive readingStudents should read the passage for the third time and do the following tasks:Read Para.4 and 5 carefully to answer the four questions.1. What caused the outbreak of cholera in London in 1854?The water which came from the River Thames and had been infected by waste.2. Was cholera destroyed completely?No. (Justification: Through above reading activities, students will not only understand the main idea and details of this reading material, but also improve their reading abilities.)Step 4 Post-reading (11mins)Group discussion:Students need to work in groups to discuss the following questionIn our daily life, in order not to get infected with the infectious disease, such as cholera, AIDS, SARS,what should we do？by using the key words/phrases and sentences.Several minutes will be given. When time's up, several students will be invited to share their answers. Then the teacher will comment on student's perfercece.(Justification: This task can arouse students' interest and involve the whole class. Also, by group discussion, they will be more confident to share their opinions in public.) Step 5 Summary and homework (5 mins)1. SummaryStudents should act as an assistant to conclude what they have learned in this class, and then the teacher will make a summary together with students.(Justification: Reviewing the important knowledge in this lesson can deepen students' impression and form good study habits)2. Homework(1)Retell the passage after the class.(2)Search the internet for more information about scientists and share with others next class.(Justification: Retelling can help students sort out the course content, and the task of collecting information can help students actively explore more knowledge and information)