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don’t needn’t mustn’t wouldn’t
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Not all objects reflect light. All objects reflect light. One particular object reflects only one color of light. No objects will reflect all colors of light.
Dave；it's Tom's；it is your brothers；it does Dave；it does
absorbs mostly yellow light reflects mostly yellow light absorbs all light reflects all light
Dark-colored clothes are warmer in the sunlight. Objects absorb part of the sunlight. Color is caused by reflected light rays. A red object reflects mostly red light.
Yes, he can be at home No, he mustn't go out Yes, he must be at home No, he needn't go out
mostly black light all light many different colors no light
don't mustn't needn't wouldn't
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