Work in the group Make seven or eight statements about your group Then report to the class

1.i see the plane in the sky.

2. a lot of factories polute our atmosphere.

3. sun is the biggest star in our galaxy.

4. people went to the moon in the 20th century.

1. what is the english scientist famous for? 2. what was his first scientific discovery devoted to?   3. what layer did the scientist discover in two years?   4. why was edward appleton given an honourable  title of a knight? 5. what branch of the science in nobel prize was appleton awarded?

February 14, 1876, alexander  graham  bell (1847-1922), professor of physiology  ofspeech  at boston university, has patented  his invention  in the u.s.  - the phone.if we talk about  the specific purpose  of the inventor, it  appeared,  as they say,  by accident.  but the idea of  creating  the usual  phone  for all of us  were not born  in a vacuum.