. —I’m leaving for Canada on a study trip next week. —_________.
Hiking by oneself can be fun and good for health. It may also be good for ______ building.
One thousand dollars a month is not a fortune but would help cover my living _______.
Dogs have a very good ______ of smell and are often used to search for survivors in an earthquake.
To save some of the human languages before they are forgotten, the students in our school started a discussion “Save Our ________”
In a time of social reform, people’s state of mind tends to keep _______ with the rapid changes of society.