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(UNEMAT - 2012 - adaptada)Everyone says that we mu

(UNEMAT - 2012 - adaptada)

Everyone says that we must use less energy! But how? That is the big question. In this article, you can read about the house of the future, which uses hardly any energy at all...

Most houses use energy - lots of it. We use energy for heating, lighting, for running our household appliances - TV's, washing machines, fridges, and so on. In winter time, most houses use dozens of kilowatts of electricity every day, or the equivalent in gas.

The house in the photo, on the other hand, uses virtually nothing: most of the energy that it uses comes straight from the sun, the wind or the ground. 1This is an experimental house at the University of Nottingham, and it could be the kind of house that most people are living in fifty years from now.

During the daytime, it is rarely necessary to turn on an electric light, even in rooms without windows. Sunlight, or daylight, is "piped" through the house, into each room, through special highreflection aluminium tubes. You can see how well they reflect light, by looking at the reflections of the faces in the picture!

http://linguapress.com/intermediate/no-energy.htm

Na frase “This is an experimental house at the University of Nottingham” (ref. 1), observe o artigo sublinhado e assinale a alternativa correta.

A

Usa-se o artigo an somente com o pronome demonstrativo This is.

B

sa-se o artigo an somente com palavras com mais de uma sílaba como é o caso do adjetivo experimental.

C

Usa-e o artigo an antes de um substantivo ou um adjetivo iniciado por som vocálico.

D

O artigo an deve ser usado somente depois de um substantivo ou adjetivo.

E

O artigo an nunca deve ser usado antes de som vocálico.