-_______is this dress ? -It’s twenty yuan .A、How many B、How old C、How much
He _______ high school next year.
_______ trees have been planted near here, so the air is very fresh.
I guess Tom and his sister Celia enjoyed ______ at the party.
Wild animals are losing their living areas because people ______ trees and forests.
There were a lot of people in the park. We had ______ to take a rest, so we got very tired.