_______ a difficult problem can only be tackled over a number of years.
Supporters of free-market globalization point out that_____________________ .
Michael looked deeply hurt and surprised when_____________________ .
The pool should not be made so deep______small children can be safe there.
As a millionaire who liked to show off her wealth, Mrs. Smith paid______________________________________________ we asked.
He_______________us but he was short of money at the time.
The boat was sailing north when a terrible storm_____________ .
______ one of the most beautiful forms of performance art, ballet is a combination of dance and mime performed to music.
Education in many countries is compulsory________the age of 16.
The phrase "keeps sellers on their toes" in the passage mostly means "______".
There has been a great increase in retail sales,_____________________ ?