They say the universe is expanding all the time. The universe is supposed _____ all the time. A) to expand B) expanding C) to have expanded D) to be expanding

They say the universe is expanding all the time. The universe is suppo

1.	They say the universe is expanding all the time. The universe is supposed _____ all the time. A) to expand B) expanding C) to have expanded D) to be expanding
Answer» Correct option is D) to be expanding

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They say the universe is expanding all the time. The universe is supposed _____ all the time. A) to expand B) expanding C) to have expanded D) to be expanding

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