Answer:
<h2>D. Fueron</h2>
Explanation:
If the subject is you-all – informal (vosotros/vosotras), conjugate by dropping the ending and add -áis, -éis, or ís. If the subject is they (ellos/ellas) or you-all – formal (ustedes), conjugate by dropping the ending and add -an (-ar verbs) or -en (-er and -ir verbs).
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Scientists think that algae first evolved approximately 2.7 billion years ago, and soon after this oxygen began to exist in the atmosphere. Photosynthesis by primitive plants and algae released oxygen, which gradually built up in the atmosphere.
Explanation:
Answer:
The correct conjugation is a- abamos
Nosotros bailabamos.
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