In the context of the text, the word “endurance” (l. 28) most nearly means:

Analyze the statements below about the text and mark T, if true, or F, if false.

( ) In the sentence “An Australian 13-year-old who swam 4 km to shore” (l. 01), the relative pronoun “who” could be replaced by “that” without changing the meaning.
( ) The sentence “In a 1961 study, researchers found that people were immediately stronger” (l. 18) could be rewritten using the present perfect tense without any change in meaning.
( ) In the sentence “Once he had swum the 4 km to shore in fading light” (l. 09), the verb tense used expresses an action completed before another action in the past.
( ) In the sentence “His family was rescued floating about 14 km offshore” (l. 11-12), the verb form indicates an action performed by the subject “his family”.

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

Mark the alternative that presents the rewriting of the sentence below without changing its meaning.

“However, adults have larger hearts and lungs, and central nervous systems that do ‘not seem to fatigue as fast’, he said.” (l. 29-30).

In the context of the text, the highlighted words “offshore” and “ashore” (l. 06) mean, respectively:

Mark the alternative that fills in, correctly and respectively, the blanks in the second paragraph.

In the sentence “But for activities lasting hours – in the case of Austin’s swim – ‘eventually these systems do get depleted’” (l. 23-24), the expression “these systems” refers to:

Which information is NOT mentioned in the text?

The main purpose of the text is to:

Which statement is true according to the text?

According to the text, what mainly explains how the teenager managed to save his family?