高中英语Unit20lesson3《ScientificBreakthroughs》教案北师大版选修7

lesson 3 Scientific Breakthroughs

Teaching Aims:

1.To use proper reading strategies for different tasks.

2.To improve practical reading skills and ability

3.To get familiar with scientific breakthroughs in the last century

Teaching difficulties: learn to use reading strategies

Teaching Aids: computer

Teaching procedures:

Ⅰ. Warming up: quiz

Use some descriptions and pictures , ask students to guess who the great scientist is.

(由此引入本课话题：scientists, and scientific breakthroughs)

Ⅱ. Reading Practice

1.reading for general idea

(1.) Show students the reading strategy for general idea. Then students read the text and do some exercises.

(2) Ex2.Try to match the discoveries with how they were discovered?

(3) multiple choice: The purpose of this article is ____.

A.the introduction of the Wright Brothers

B.the introduction of the process of scientific breakthrough

C.introduction of the major scientific discoveries in the 20th century

D.the contributions scientists made to the world

（4）books closed. Match the pioneers with the deeds

2. reading for specific information

(1) show the reading strategies and let students work in groups to do some T or F exercise.

(2) While Albert Einstein was rocking his one-year-old baby, he _______.

A.was aware of recent scientific developments.

B.thought over Marie Curie’s research.

C.he showed that not even time, mass or length are constant.

D.came up with the famous “ theory of relativity”

(让学生思考：各个选项是否来自课本，干扰项是如何设置来迷惑人的，are the reading strategies useful and effective?)

(让学生在探索中学会运用阅读技巧获取和处理信息，学会合作学习)

Ⅳ. after reading

Task 1. Vocabulary: Exs 5 in the text book and ask students to find some useful expression in the text.

Task 2. Discussion: talk about scientific breakthroughs and their influence on our life