Quiz: fill in the blank:

I ___ an apple yesterday.

will be eating, eaten, eat, ate, will eat, have eaten, was eating, am eating, had eaten, were eating

• Daily ingestion of large quantities of Vitamin E might help people substantially lengthen the lives.
• Anthropologists assert that many of the early Native Americans who lived on the Plains did not engage in planting crops but hunt, living primarily on buffalo meat.
• Brain growth is partially produced by the stimulate of ganglia during what is known as Rapid Eye Movement (REM) sleep.
• If it receives enough rain at the proper time, hay will grow quickly, as grass.
• Aeronomy is the study of the Earth's upper atmosphere, which includes their composition, temperature, density and chemical reactions.
• Before she died, Andrew Jackson's daughter, who lives in the family mansion, used to take tourists through her home.
• Who pays for wedding expenses depends on the culture in what the wedding takes place.
• Agricultural scientists at the University of California have recently made a number of discoveries that could help themselves receive upcoming governmental grants.
• A massive rural exodus has been taken place throughout the world during the course of the twentieth century.
• The value of dollar declines as the rate of inflation raises.
• In an effort of expand their educational mission, TV networks are trying to have more programs for children.
• Where does a river intersects another river, a city usually is formed.
• A complex amount of linguistic information can be procured from a largest collegiate dictionary.
• The purpose of the United Nations, broad speaking, is to maintain peace and security and to encourage respect for human rights.
• Many international corporations have exploited the natural resources of countries in third world.
• John Philip Sousa, who many people consider the greatest composer of marches, wrote his music during the era known as the Gay 90s.
• Nomadic people use dung as their mainly fuel source.
• Divulging national secretes is regarded as treason and can result in imprisonment but worse.
• I need some rest, I will go to home.
• Reptiles must always to avoid extremes of temperature if they are to maintain appropriate body heat.