Mary: Helen is a mere washer woman, yet she's now buying a big house.Carol: Yes. Because she's always saved ________.
The teacher called Tom to his office because he was caught ______ in the exam.
Experts warn that global warming will cause climate changes, including more ______ floods, heat waves and droughts.
The most satisfying life is one ______ you know the things you’re interested in and pursue it in your own way.
— Li Lin hasn’t turned up yet, but he promised to come to the party. — He ______ home. He is a man of keeping his word.
The rescue team didn’t leave until they were able to find no ______ of life in the ruins after the destructive quake.