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2.Key structures----1> We have not found life on any other planets yet.
2> Scientists have discovered many other galaxies in the
universe.
3>Scientists have sent spaceships to the planet Mars to take
photos.
Ⅴ Teaching method
Communicative method
Ⅵ Teaching time
40minutes
VII Teaching procedures
Step1 Greetings & lead in
1.Greet the students
2.Look at the screen to lead in the content of this class.
Step2 Pre - reading
1.Show students some pictures to present the new words : star 、environment、solar system、universe、galaxy.
2.Lead students to read the new words in correct pronunciation ,then read by themselves and correct the mistakes they make.
3.Read the passage and choose the best title .
Step3 While-reading
1.Read paragraph 1 and answer the two questions.
( 1)How long has there been life on the earth ?
( 2)Have we found life on any other planets yet?
2.Check students’ answers.
3.Read paragraphs 2 &3,put the words in the box in order(small—large).
4.Read paragraphs 4&5,then choose the correct answer.
(1)Which planet have scientists sent spaceships to take photos?
(2)Is there life out there in space?
Step4 Post-reading
1.Read the passage carefully and check the true sentences.
(1)The earth is a star.
(2)The sun is a star.