. If his spare time was ____ aside for relaxation,he was____ to have a healthy life.

With that information ____, I sought out Douglas Smith, director of the Center for Brain Injury and Repair at the University of Pennsylvania.

Children often quarrel and even fight with each other, but it won't be long before they     _______and play together.

(2013·高考湖北卷)While intelligent people can often________the complex，a fool is more likely to complicate the simple.

Everybody in the village likes Jack because he is good at telling and________ jokes.