(IME - 2010/2011 - 1 FASE)MARQUE A ALTERNATIVA QUE

(IME - 2010/2011 - 1ª FASE)

MARQUE A ALTERNATIVA QUE COMPLETA CORRETAMENTE A FRASE.

Advocates of hydrogen-fuel-cell propulsion have a new _____ for their technology: trolleys. Engineers and transit planners concluded that streetcars are an ideal early application for hydrogen propulsion.