Which of the alternatives below is NOT an example of a passive voice structure?

Mark the correct definition of the highlighted word “untapped” (l. 09).

Analyze the following statements about the underlined word “regularly” (l. 08):

I. “Regularly” is an adverb that indicates place.
II. Frequency adverbs are usually placed before a verb or adjective and after the verb “be”.
III. It could be replaced by the word “often” with no significant changes in meaning.

Which ones are correct?

Which adjectives below, when in their superlative form, follow the same spelling rules as the words in bold “driest” (l. 01), “poorest” (l. 07), and “biggest” (l. 13)?

The underlined word “who” (line 07) is a/an:

Which of the sentences below presents the word “drinking” used in the same way as the highlighted word in line 07?

According to the text, which of the alternatives below is correct?

Analyze the following statements about the article and mark T, if true, or F, if false.

( ) To collect the same amount of water delivered to the slums in Alto Hospicio every week, it would be necessary to install more than ten thousand square meters of mesh.
( ) When calculating how much water can be collected, Dr. Carter’s team also analyzed cloud formation and weather forecasts.
( ) The amount of water collected predicted by the researchers might be incorrect because the fog is not constant in the region.
( ) Dr. Carter’s fog-harvesting system was based on a paper published in a journal about Environmental Science.

The correct order of filling in the parentheses, from top to bottom, is:

Which of the questions below is NOT answered by the article?

What is the main topic discussed in the article?