[ Science ]

Scientists have found only 2 substances in the whole universe. What are they?

A. Matter and Air
B. Oxygen and Mass
C. Matter and Energy

Select your answer:
     


Random Topics:
ScienceDefinitions, SynonymsHave Been to vs. Have Gone to

Next quiz: Grammar

She could have left me. Maybe if I ______ in her shoes, I would have. She could have had a lot more kids with a healthy man.

A. Have been
B. Am
C. Would be
D. Were being
E. Had been


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