According to the text it is correct to say about the verbs:...

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Ano: 2011 Banca: UEM Órgão: UEM Prova: UEM - 2011 - UEM - Vestibular - PAS - Etapa 1 - Inglês |
Q1350261 Inglês

Texto

The History of the Motion Picture
Who invented Cinema, the Camera, or Film?

(Adapted from a text available at http://inventors.about.com/library/inventors/blmotionpictur es.htm. Accessed on 02/6/2011, at 9h15min)

According to the text it is correct to say about the verbs: “began” (line 10), “invented” (line 17), “made” (line 21), “enabled” (line 32), and “showed”(line 34).
They are all in the simple past.
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