What is the main idea of Pale Blue Dot by Carl Sagan?( )
A: There are a lot of conflicts on our earth.
B: Humans have imagined self-importance.
C: We should cherish our earth.
D: Our planet is a lonely speck.
A: There are a lot of conflicts on our earth.
B: Humans have imagined self-importance.
C: We should cherish our earth.
D: Our planet is a lonely speck.
举一反三
- 中国大学MOOC: Pale Blue Dot written by Carl Sagan asked us to cherish our earth.
- What is the main idea of Pale Blue Dot by Carl Sagan?
- ___from space, our earth ,with water covering over 70% of its surface, appears as a “blue planet”
- Earthquakes have plagued our l...have ____ the earth.
- We will not find megalodon, but we might find the key our survival on Earth.