Answer:
In order to successfully complete this exercise, you will have make some changes to the sentences provided, you will have to fill-in the blanks with the correct form of the verb "ir" + a, followed also by the infinitives provided in each one of the sentences. <em>By doing this, you will form the structure for "ir a + infinitive".</em>
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Explanation:
1 Tú <em>vas a correr</em> en el Maratón de Boston.
2 Tú y tu familia <em>van a escalar</em> el monte Everest.
3 Tu hermano Pablo <em>va a jugar</em> en la Liga Nacional de Fútbol.
4 Tu hermana Tina <em>va a recibir</em> una carta misteriosa.
5 Tu hermana Rosario <em>va a patinar</em> en los Juegos Olímpicos.
6 Tus padres <em>van a tomar</em> el sol en Acapulco.
7 Tú <em>vas a ver</em> las pinturas (paintings) de tu amiga en el Museo Nacional de Arte.
8 ¡Y yo <em>voy a ser</em> muy, muy rica!
nosotros tenemos mucha suerte
uste le dice la verdad a la profesora
Answer: Multiple cropping and use of modern farming methods are two different ways of increasing production on the same piece of land. e.g., (i) Multiple Cropping When more than one crop is grown on a piece of land during the year it is known as multiple cropping.