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unit 1 great scientists
the first period reading
teaching goals教学目标
1. target language 目标语言
a. 重点词汇和短语
attend, control, severe, pub, immediately, handle, instructor, pump, contribute, conclude, steam engine, virus, put forward, make a conclusion, expose to
b. 重点句式
to prevent this from happening again, john snow suggested that ... p3
2. ability goals 能力目标
enable the students to talk about science and scientists.
3. learning ability goals学能目标
enable the students to learn about some famous scientists and their contributions and how to organize a scientific research.
teaching important & difficult points教学重难点
talk about science and scientists.
teaching methods 教学方法
task-based activities.
teaching aids 教具准备
a computer and a projector.
teaching procedures & ways 教学过程与方式
stepⅰ lead-in
ask the students to think of some great inventions and inventors in history.
t: welcome back to school, everyone. i guess most of you have enjoyed your holiday. maybe i should say everyone has enjoyed a scientific life. why? because you have enjoyed the results of the science and scientists. now can you tell me the scientists who invented the lights, the gramophone and the computer?
s1: edison invented the lights and the gramophone.
s2: the first computer was invented by a group of american scientists.
stepⅱ warming up
first, ask some questions about great scientists. second, ask all the students to try the quiz and find out who knows the most.
t: you know our life is closely related to science and scientists. we benefit a lot from them. can you name out as many scientists as possible?
s1: newton.
s2: watt.
s3: franklin.
sample answers:
1. archimedes, ancient greek (287-212 bc), a mathematician.
2. charles darwin, britain (1808-1882). the name of the book is origin of species.
3. thomas newcomen, british (1663-1729), an inventor of steam engine.
4. gregor mendel, czech, a botanist and geneticist.
5. marie curie, polish and french, a chemist and physicist.
6. thomas edison, american, an inventor.
7. leonardo da vinci, italian, an artist.
8. sir humphry davy, british, an inventor and chemist.
9. zhang heng, ancient china, an inventor.
10. stepper hawking, british, a physicist.
step ⅲ pre-reading
get the students to discuss the questions on page 1 with their partners. then ask the students to report their work. encourage the students to express their different opinions.
t: now, class, please look at the slide. discuss these questions with your partners. then i’ll ask some students to report their work.
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