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What is something that is dirty or unclean?
POLLUTION
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What is PAST SIMPLE of UNDERSTAND?
UNDERSTOOD
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What is the ADVERB of angry?
ANGRILY
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What is a gas that's everywhere?
AIR
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What is PAST SIMPLE of STAND?
STOOD
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What is moving air?
WIND
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What is the main gas in air?
OXYGEN
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What is PAST SIMPLE of KEEP?
KEPT
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What is the ADVERB of HAPPY?
HAPPILY
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What is PAST SIMPE for DRINK?
DRANK
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What is PAST SIMPLE of THINK?
THOUGHT
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What is the PUSH force of air?
PRESSURE
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