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北师大2003课标版《Lesson 3 Scientific Breakthroughs》优质课教案下载
4. To inspire the Ss’ interest in science
Possible Difficulties:
1. Learn to use reading strategies
2. Collect detailed information
Teaching Aids: computer
Teaching procedures:
StepⅠ. Warming up: A game
Use some descriptions and pictures ，ask students to guess who the great scientist is.(Yuan Longping)
(introduce key words：scientists， pioneers and scientific breakthroughs)
StepⅡ. Reading Practice
Prediction
Predict what the text is about according to the title and the pictures.
Reading for general idea
Task1: Match the pioneers with their deeds
(1) He was a son of a Scottish shepherd. Although his discovery is important, he remained modest and said “Nature made penicillin.”
(2) Using his telescope , he proved that the universe is actually larger than it had been thought, and that areas of mists were in fact galaxies .
(3) He showed in his “theory of relativity” that even time, mass or length are not constant.
(4) During the 2nd world war, the US Navy turned to them to produce a machine. They didn’t finish until after the war, in February 1946.
A. Albert Einstein B. Alexander Fleming
C. Edwin Hubble D. Eckert and Mauchly
3.Reading for detailed information
Task2: Fill the blanks with proper information
In the 20th century, many amazing discoveries were made in medicine, communications and transport, not to mention our knowledge of 1 . Some pioneersDiscoveries﹨ Inventions Significance
Albert Einstein
2______ It showed how a small piece of mass could produce an unbelievable amount of 3