What might be the cause of the bats' collisions?( ).
A: Reflected light.
B: Reflected sound.
C: Toxic suroundings.
D: Not mentioned.
A: Reflected light.
B: Reflected sound.
C: Toxic suroundings.
D: Not mentioned.
举一反三
- What might be the cause of the bats' collisions?（ ）
- 中国大学MOOC: The _________ the color, the ________ light is reflected and the more light is absorbed.
- The darker(深) the color, the less light is reflected(反射) and the more light is absorbed(吸收).
- The appearance or quality of light reflected from the surface of a mineral is known as ( ).
- Some scientists supported the statement that ______. A: people's dreams exactly reflected what they experienced B: people already know the direct cause of dreams C: all of people's wishes can be reflected in their dreams D: we may know people's wishes from the content of the dreams