Em sala de aula, é importante incentivar a busca pela fluência em uma variante padrão específica.

The following suggestion can be considered an adequate translation of the first sentence of the second paragraph: Cada vez mais, análises históricas t...

The word “collude” (third sentence of the fourth paragraph) is used metaphorically in the text.

In the sentence “However, when this control system fails, intrusions and lapses can occur” (end of the first paragraph of text 9A1), the word “However...

One of the reasons why business owners have introduced the option for tipping at self-checkout machines is that they believe it may raise their employ...

Oppenheimer’s paper on black holes received little attention at the time it was published.

The crop’s growth temperature has to be great to be beneficial to agriculture.

Considering the grammatical and semantic aspects of text V, decide whether the following items are right (C) or wrong (E).

Diplomatic representatives or messengers have the mission to work as neutral agents for the common good.

Government accountants work for private enterprises and individuals.

The media have been bringing about harmful effects to society.