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《Reading and speaking》新课标PPT课件优质课下载
Help us overcome fear!
When we enjoy the convenience of artificial (man-made) light, do we lose anything?
Vacant haze
Starry night; the Milky Way = the Galaxy
vacant haze
Glare of headlights may cause accidents.
Using phones in darkness may cause vision damage..
Over-illumination changes the rhythm of day and night.
Robins(布谷鸟) are in danger of wearing themselves out by singing day and night.
Turtle hatchlings (小海龟) move towards light to find their way to water.
The vanishing dark night
I. Prediction
Look at the title. What do you expect to read in this passage?
What is the main idea for the passage？
Which of the following shows the structure of the passage?
A
B
C
II. Read for gist 3 min
What is the main idea for the passage？
The harmful effects of light pollution
2. Which of the following shows the structure of the whole passage?
A
B
C