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人教2003课标版《Using LanguageⅡ》新课标PPT课件优质课下载
Alexander Graham Bell
key words and expressions
microphone 话筒 occasionally 偶然地
forehead 额头 tap 轻打
current 电流 wire 电线
triangle 三角形 tetrahedron 四面体
stable 稳定的 invaluable 无价的
practical 实用的 helicopter 直升飞机
Task1 Skimming
1. What kind of writing style is the passage？
Narrative (叙事的)
Argumentative (议论的)
Explanatory （说明的）
Imaginary (想象的)
2. Find out the main idea of it.
It mainly talks about __________of Alexander Graham Bell and ______ he made the great________.
the life
how
invention
Task2 Scanning
Task3 Detailed reading
True or False
1. Alexander Graham Bell was born in 1847 in Boston, USA.
2. It was Bell’s interest and curiosity that led to the invention of the telephone.
3. Bell invented the telephone by chance because he had meant to improve the telegraph.