必修 第三册Unit 3 The world of science教案设计

这是一份必修 第三册Unit 3 The world of science教案设计，共4页。
课时名称
Bk 3 Unit 3 Using language (Grammar )
主题语境
人与社会——科技发展、人类生活的变化
语篇类型
Grammar
授课时长
一个课时（40分钟）
教学分析
教学内容分析及信息结构图
The paragraph in the grammar sectin intrduces the changes 3D technlgy will bring t ur lives in the next 80 years. By leading students t understand the changes 3D technlgy will bring t human life in the future, the teacher further understands and preliminatively uses the passive vice in the present perfect tense in a real cntext. The vcabulary sectin helps students understand related careers in science and technlgy by intrducing famus scientists in different fields and their achievements.
学情分析
Students have an understanding f the present perfect, but they are nt familiar with the passive vice sentence structure and usage. In the teaching prcess, students shuld first learn frm discvery, and then teachers guide students t summarize and deepen their understanding f the structure f grammar structure have/has been dne.
课时教学目标
1. Can review and use the passive vice in the present perfect under the guidance f the teacher.
2. Learn and use tpical vcabulary t intrduce scientists and their achievements in varius fields.
3. Understand general tpics related t inventins in everyday life.
4. Intrduce yur interest in science and technlgy using yur language knwledge.
教学重点、难点
1. Familiarize students with and use the passive vice in the present perfect.
2. Guide students t understand the stry behind each inventin thrugh reading materials and listening t the recrdings t stimulate students' interest in scientific and technlgical inventins.
3. Guide students t learn abut inventins in daily life thrugh text and audi learning, deepen their understanding f tpics, and imprve their language applicatin ability.
教学策略
交际教学法、任务型教学法
教学手段
PPT; Multimedia
Teaching Prcedure
Nte: T(老师)，Ss(学生)，Iw(个人活动), Pw(同桌互动), Gw(小组集体活动), Cw(班级体活动)
Teaching Steps
Activity Level
Teacher’s Activity
Students’ Activity
Assessment
Step 1
Iw/Cw
1. T asks Ss t read the sentences in the left clumn in Activity 1 and pay attentin t the bldfaced wrds.
2. T asks the Ss t read questins 1&2 and think abut the relatinship between subject and verb.
3. T asks the Ss t read the sentences in tw grups, and cmpare the differences between them.
4. T asks the Ss t rewrite the sentences in the passage using present perfect passive and experience their differences.
1. Ss review present perfect passive.
2. Ss finish Activity 1 n textbk.
Find the basic structures f present perfect passive and make a cnclusin accrding t the rule.
设计意图
Guide students t the grammar cntent f this lessn and train students' independent learning ability. By cntrast, students can fully understand the knwledge f the passive vice in the present perfect.
Step 2
Iw
T gives the task in Activity 2 and ffers help.
1. Ss read the paragraph and grasp the main idea.
2. Ss use the present perfect passive t rewrite the underlined parts.
3. Ss discuss the develpment f 3D printing in grups.
Use language in the real situatin.
设计意图
Students are further trained t find the structure f the present perfect passive vice in reading text. And thrugh the training t rewrite the sentence, let the students mre deeply understand and use the present perfect passive vice.
Step 3
Iw/Gw
1. T asks Ss t lk at the pictures and get t knw what happened in the lab.
2. T intrduces sme wrds related t the chemistry lab and experiment.
3. T asks Ss t d a rle play and use the present perfect passive where apprpriate t tell the plice the damage and lss in the lab.
1. Ss lk at the pictures and get t knw what happened in the lab.
2. Ss get t knw sme wrds related t the chemistry lab and experiment.
3. Ss d a rle play and tell the plice the damage and lss in the lab with using the present perfect passive where apprpriate.
Use the present perfect passive in the cntext.
设计意图
Thrugh practical cntext training, help students understand the grammar pints f this lessn, which is cnducive t practical applicatin.
Step 4
Iw/Cw
T asks the Ss t think abut ther careers in science and discuss what interests them mst.
Ss think abut ther careers in science and exchange ideas abut the career which interests them mst.
Use language in the real situatin.
设计意图
Thrugh the setting f situatins, exercise students' ral expressin ability, but als make students nce again this lessn wrds and phrases deepen their impressin, mre fluent use.
板书设计
Unit 3 The wrld f science
Present perfect passive
have/has dne
have/has been dne