Correct the sentences by changing the verb at the correct time: A) My father stayed by my side during that dangerous excursion. B) Last winter, snow blocked the roads and we could not get home in time. C) Beavers visit camps at night looking for leftover food. D) 1,000 years ago, the Anasazi lived in the Grand Canyon. E) Campers and visitors pollute land and water with their trash. F) In 1963, the Glen Canyon Dam changed the way the Colorado River flows through the Grand Canyon. G) Rangers teach visitors how to treat the Grand Canyon with a face. Essa é a resposta espero ter ajudado.