Quiz: fill in the blank:

I usually ___ to school on foot.

go, going, went, have gone, was going, has gone, gone, goes, is going

• Medical doctors should continuously to read medical literature so they keep abreast of medical developments.
• The value of dollar declines as the rate of inflation raises.
• The purpose of the United Nations, broad speaking, is to maintain peace and security and to encourage respect for human rights.
• A number of sleeping pills are accompanied by such side effects as amnesia and irritable.
• In an effort of expand their educational mission, TV networks are trying to have more programs for children.
• Virtually all philosophers agree the beauty cannot be defined in an objective way.
• Where does a river intersects another river, a city usually is formed.
• How many dinosaurs initially survived the asteroid impact with the Earth, which ultimately cause the extinction of the species, is still open to question.
• Atlanta, Georgia, is a hub of air and train transport, as well the leading symbol of the new South.
• Before she died, Andrew Jackson's daughter, who lives in the family mansion, used to take tourists through her home.
• It's essential that the temperature is not elevated to a point where the substance formed may become unstable and decompose into its constituent elements.
• A complex amount of linguistic information can be procured from a largest collegiate dictionary.
• Many international corporations have exploited the natural resources of countries in third world.
• Who pays for wedding expenses depends on the culture in what the wedding takes place.
• Heavy oxygen, termed deuterium, composes of atoms which are ten percent heavier than those of oxygen.
• Throughout the 1960s, Martin Luther King fought nonviolently for African-American right and for justice for all Americans.
• If biennials were planted this year, they will likely to bloom next year.
• Anders Celsius, a Swedish astronomer, devised the temperature scale what bears his name.
• With special enzymes that are call restriction enzymes, it is possible to split off segments of DNA from the donor organism.
• Reptiles must always to avoid extremes of temperature if they are to maintain appropriate body heat.