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Neopalpadonaldtrumpi
Scientists ______ for the objectivity, but that ______ they don't have a sense of humour. When DrVazrickNatari ______ the white tufts capping the head of a new species of moth he ______ around Baja California, one person ______ to mind: Donald J Trump. Explaining why he ______Neopalpadonaldtrumpi for the organism in 2017, Natari said: 'The specific epithet ______ because of the resemblance of the scales on the frons (head) of the moth to Mr. Trump's hairstyle'.
(Adapted from http: / / blog.oxforddictionaries. com)
Resolução comentada
Sequência correta: are known / doesn't mean / saw / discovered / came / chose / has been selected.
'Scientists are known for objectivity' pede voz passiva, e 'that doesn't mean' pede 3ª pessoa do singular. 'When Natari saw...' e 'he discovered' estão no passado simples, assim como 'one person came to mind' e 'he chose the name'. 'The epithet has been selected' fica no present perfect passivo.
Análise das alternativas
As outras opções trazem erros como 'know' ativo, 'isn't meant', 'was come', 'was seen' (voz passiva indevida) ou 'has selected' sem o passivo. 'Was come' não existe, porque 'come' é intransitivo.
Referência: Verb tenses e voz passiva.
Resolução comentada do VaiConcursos.