Unit 3 What were you doing when the UFO arrived?

unit 3 what were you doing when the ufo arrived?
  section a（1a—2c）
学案
一、 revision:make conversations about the following: what is …doing? he/she is….
二、 learning aims:
1. knowledge aims
(1)key vocabulary：ufo, alien, land, baber shop, cut hair, museum of  flight….
(2)key structures：where were you when the ufo arrived? i was in….
                what was he/she doing when the ufo arrived? he/she was….
(3)listening practice
2. ability aims： to train abilities of listening and speaking.
3. sensibility and value：to be interested in communicating in english.
三、 learning by yourselves:
1. find out the following phrases on p18—p19。
1)理发店_____________2)在图书馆前边