99% confiançaA ______ is something you sleep in when you go camping.inglesvocabulariocompreensao-de-texto
98% confiançaLeaving lights on when you don't need them ______ electricity.inglesvocabulariocompletar-frase
98% confiançaA: Did you know Mumbai is one of the most ______ cities in the world? B: Yes. It is very crowded!inglesvocabulariocompreensao-de-texto
97% confiançaA: You ______ leave food or trash in the camping area. B: Okay, I will take trash bags to clean up.inglesgramaticamodal-verbs