1. Nosotros tenemos un bebé. Es muy bueno.
2. Tú tienes una sobrina. Es alta.
3. Yo tengo dos hermanos. Son mayores que yo.
4. Los primos de pablo se llevan bien.
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:
2.- marearse
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