Instruções: Para responder às questões de números 46 a 50, considere o texto abaixo.
Segundo o texto, os dois candidatos à presidência dos Estados Unidos têm pontos de vista divergentes em relação
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A plane that can fly on solar power has been fully developed.
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The aircraft will fly powered only by the rays of the sun.
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The aircraft prototype, which is made of low-density carbon fiber, will be able to circle the globe in about a month.
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Despite being big, the airplane is quite heavy.
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Due to its aerodynamics, the airplane will reduce emissions.
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Solar planes will replace today's airliners in the future.
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The aircraft will fly at around 43 m.p.h.
In the text,
the expression "Blazing a trail" in the title can figuratively mean avant garde or inventive work in arts or sciences, evoking the literal meaning of going into new territory which has no marked paths.
In the text,
the adjective "gangly" (l.5) means too big or long.
