单项选择题

Which statement is true according to the passage

A．Not all objects reflect light.
B．All objects reflect light.
C．One particular object reflects only one color of light.
D．No objects will reflect all colors of light.

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单项选择题

Which is the main idea of this passage

A．Dark-colored clothes are warmer in the sunlight.
B．Objects absorb part of the sunlight.
C．Color is caused by reflected light rays.
D．A red object reflects mostly red light.

单项选择题

Things that look black are reflecting ______.

A．mostly black light
B．all light
C．many different colors
D．no light