Combina las oraciones usando el pluscuamperfecto. Modelo
Los físicos formularon su teoría. Antes de eso, estudiaron los
efectos del electromagnetismo.

Los físicos ya habían estudiado los efectos del electromagnetismo antes de formular su teoría.
Question 1 with 1 blankDescubrimos la cura en febrero. Anteriormente, hicimos más de cien experimentos.
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Question 2 with 1 blankÁlvaro arregló su computadora por la tarde. Por la mañana, escribió en su blog.
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Question 3 with 1 blankLeí que esos peces están en peligro de extinción. Antes, pesqué en el río.
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Question 4 with 1 blankConociste a María Elena el año pasado. Hace dos años, viajaste a Barcelona.
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1. las michilas 2. las silla 3. los escritorios 4. los libros5.los cuadernos 6. los lapiz

There are many examples of how latin influence has come to america and is here to stay. one for example is the banana. a fruit that was only grown in south america for years but then came to america in the early 1900s. it was propagandized as an exotic fruit from latin america during the first world war and took america by storm. now bananas are wildly used in the united states as one of the most popular fruits. another example is clothing. now more than ever ponchos, tribal prints from latin american latinos (such as mexico, peru, honduras, colombia, etc) are popularizing the colorful prints the latin american indigenous people would use, on back packs, sweaters, jewelry, blankets, etc in the "hipster movement." these things were originally popularized in the 90s after a mass movement of immigration after the regan administrations amnesty. but this trend continues in america today.

Let me see the picture 

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