The traditional approach ____ with complex problems is to break them down into smaller, more easily managed problems.
——Did your sister pass the exam? ——She failed and is in low spirits. ——I’m sorry for her. ——____.
That she hadn’t kept her ____ on her work resulted in the failure.
Jack felt unhappy as they all went outing ____ him.
The police have ____ power to deal with such matters by ____ law.
Listen! His family must be quarrelling, ____?