when was it invented教案
ⅰ.teaching aims and demands
1.knowledge objects
(1) key vocabulary
invent
(2) target language
when was the telephone invented?
i think it was invented in 1876.
2.ability objects
(1) teach the students to use the new words.
(2) train the students to talk about the history of inventions.
(3) train the students' listening and speaking skills with the target language.
3.moral objects
many important inventions have changed the world a lot. do you know the inventors of them? and when were they invented?
ⅱ.teaching key points
1.key vocabulary
invent
2.target language
talk about the history of inventions.
ⅲ.teaching difficult points
1.train the students to talk about the history of inventions.
2.train the students to understand the target language in spoken conversation.
ⅳ.teaching methods
1.listening.
2.groupwork.
3.pairwork.
ⅴ.teaching aids
1.a tape recorder.
2.some pictures or real objects of the inventions.
ⅵ.teaching procedures
step ⅰ revision
1.revise the language points in unit 9. ask some students to say something about tina and the stories happened on april fool's day. encourage them to use the past perfect tense.
2.check the homework by asking some students to share the sentences they made with the verbs with the class.
step ⅱ 1a
this activity reviews vocabulary and introduces new vocabulary which can be used to talk about inventions.
read the inventions to the students.
call the students' attention to the five pictures. tell the students that all of these things were invented in the last 150 years. point to each picture and let the students tell what it is.
write the names of the five inventions on the blackboard.
computer, car, calculator, telephone, tv set
have several different students guess and write the dates on the board.