1. We’re trying to build ______ society where all nations can live in ______ harmony.
A. the; the B. a; / C. the; / D. a; the
2. With many problems remaining to be solved, the newly-elected president has a tight ______ every day.
A. deadline B. routine C. schedule D. pace
3. Let’s hurry, ______ it’s too late to catch the train.
A. therefore B. besides C. instead D. otherwise
