Consider the following verb phrases taken from an academic argumentative text:
has long been
witnessed in the clause "the late 20th century witnessed ..."
suggests and empowers
Based on these forms and their uses in English, analyze the assertions below:
I.Has long been represents the Present Perfect Simple, indicating a state that started in the past and continues to the present.
II.Witnessed (in "the late 20th century witnessed ...") is in the Simple Past, referring to a definite time in the past.
III.Suggests and empowers are in the Simple Present, used here to express facts or theoretical truths within the author's argument.
Mark the option that presents only the correct statements.

Consider the sentence: 'Had I known about the meeting, I would have attended.' Analyze the syntactic structure and judge the items below. Judge the following statements as True (T) or False (F).
(__)This is an example of a Third Conditional structure involving inversion.
(__)The inversion 'Had I known' replaces the standard 'If I had known' structure.
(__)The main clause 'I would have attended' expresses a hypothetical outcome in the present.
(__)The omission of 'If' triggers the mandatory inversion of the auxiliary verb and the subject.
Mark the alternative that shows the correct sequence, from top to bottom.

Stephen Krashen's Monitor Model is pivotal in Second Language Acquisition theory. Regarding its five hypotheses, analyze the assertions below:
I.The Acquisition-Learning Hypothesis states that acquisition is a subconscious process, while learning is a conscious process resulting in 'knowing about' the language.
II.The Input Hypothesis suggests that learners progress when they receive 'comprehensible input' that is slightly above their current level (i+1).
III.The Affective Filter Hypothesis claims that high motivation, self-confidence, and low anxiety act as a filter that facilitates language acquisition.
Mark the option that presents only the correct statements.

Mark the alternative that transforms Calvin’s sentence into reported speech:

“As soon as I save a little more money, I’ll buy a ticket.”

Which of the following would be considered the opposite of sulk?

English is mostly considered an SVO language. Which of the following sentences does not follow the standard Subject–Verb–Object word order?

Read the quotation below and answer the question.

“Man is least himself when he talks in his own person. Give him a mask, and he will tell you the truth.”
— Oscar Wilde

The quotation suggests that:

Which of the following sentences contains an incorrect negation?

The use of AI in public safety is transforming how cities approach crime and security.[...] The primary focus in enhancing public safety is prevention. Stopping crime before it happens protects residents, helps cities use resources more wisely, builds trust in public services and creates safer, better-planned communities. AI is making this possible by turning large, scattered data into actionable insight. Law enforcement agencies can analyze years of crime data, community reports, weather patterns and local events to predict where problems are likely to arise. Predictive policing can cut crime by up to 40% while helping cities deploy resources more proactively. These tools need to be implemented with care, as biased data or algorithms can lead to unfair targeting if not properly managed.

SAND TECHNOLOGIES. AI in Public Safety: transforming how cities keep people safe.

In “helps cities use resources more wisely", the word ‘wisely’ is closest in meaning to:

Identify the word that does not contain a long vowel sound: