Okay so you just replace certain words in the sentences with the words in the brackets. For example, in the 2nd question you rewrite the sentence as Looking after animals is *far more* time consuming than looking after children. Hope this helps! :D
Duplicity is another words for dishonesty
Answer:
Es un número que denota la posición de un elemento perteneciente a una sucesión ordenada. Expresan el orden de los elementos dentro de una serie.
Explanation:
The sentence about landlords because it is against the upper class and addresses that upper classes take advantage of the lower classes to get what they want