The Greens often go to the beach _______ fine afternoons.
—We really shouldn’t use plastic bags any more when shopping.—_____ It’s important to protect our environment.
Our country _____ progress in science and culture in recent years.
—What did our geography teacher say?—She told us that the earth _____ around the sun.
When we went into the park, we saw someone _____ Chinese Kungfu.
—How about going hiking this weekend?—Sorry, I prefer _____ rather than _____.