The population of China is more than one billion people. Many Chinese workers assemble products for shipment overseas.

 

A postal worker will deliver the mail in ____.

Corine was often bored at work and had to find novel ways to ___.

As busy as he was, Carl had trouble finding the time to _____.

Martin congratulated _____ the exam.

Frank spent the first five years of his prison term in a gang, but eventually left it. He worked hard, volunteered in the library, and eventually got out early on good behavior.

Before 1938, Americans were often forced to work 16 hour days, up to 7 days a week, with no additional compensation. The passage of the Fair Labor Standards Act mandated paid overtime, a 40 hour work week, and an 8 hour work day for many jobs, easing the burden on most American workers.

The evolution of our understanding of the solar system stretches back many centuries. Through generations of observation and measurement, we have formulated logical theories of how the sun and planets form, according to the laws of physics.

'Hey Bobby, would you like to come to my birthday party?' asked Sam.

Steven Spielberg creates films that make a lot of money. His film Jurassic Park took over as the highest-grossing movie in history for several years.

Henry Ford pioneered the mass production of motor vehicles. Today, nearly all motor vehicles are produced this way.