- 搜标题
- 搜题干
- 搜选项
单项选择题
What is the main idea of Pale Blue Dot by Carl Sagan?( )
What is the main idea of Pale Blue Dot by Carl Sagan?( )
A、Our planet is a lonely speck.
B、Humans have imagined self-importance.
C、We should cherish our earth.
D、There are a lot of conflicts on our earth.
你可能感兴趣的试题
