TOEFL iBT practice test 3 questions and answers 2023

The middle of the country is nearly DESERTED. empty The classical period of music lasted from about 1760 to 1790. ... A symphony is a piece of music designed for a large group of instruments. ... Mozart first performed IN PUBLIC at age 5 for one lucky audience. in front of people Scientists believe that elements consist of atoms. Atoms are the smallest pieces of elements Elements combine to form compounds. ... The atoms of each element stick, or BOND, together. join These bonded atoms form molecules. ... In this equation, sulfur dioxide combines with water to YIELD sulfurous acid. produce It should also have medicine for bug bites, pain, and other MALADIES. health problem Baseball is different from most sports. It has no time limit. ... The longest-known baseball game lasted eight hours and six minutes. ... After three outs, the teams TRADE places. switch places A book about the life of a real person is called a biography. ... When a real person writes the story of his or her own life, it's called an autobiography. ... Geology is the study of the Earth. It is a young branch of science. ... Much has changed as our knoledge has increased. ... One thing hasn't changed - we still need the Earth to survive. ... When baby animals grow bigger, their mothers' milk DRIES UP. Also, milk only keeps for a short time. stop being produced In order to have milk-based food all year, people learn to make cheese. ... Exposure, or hypothermia, can happen when it's cold outside. Hypothermia is a serious medical condition in which your body temperature is very low In a MILD wind, hypothermia can SET IN quickly if a person is wet. Mild: warm and pleasant Set in: to take effect, to happen When affected by exposure, a person can't stop SHIVERING. They can also feel STIFF. Shiver: shake uncontrollably from cold Stiff: unable to bend or move fluidly He or she may act MIXED UP. confused Some people may PASS OUT. lose consciousness The areas at the top and bottom of the world are called poles. ... The United Nations meets to discuss worldwide problems and SETTLE disagreements between countries. solve a problem The UN is BASED IN New York. located in The UN has two main DECISION-MAKING sections. the process of deciding what to do about something, especially in an organization The leader of the UN is called the SECRETARY-GENERAL. an official in charge of a large organization such as the United Nations After the radio was invented, people began thinking of a way to transmit pictures, as well as sound, through the air. TV AIRED old movies like theaters showed. show on TV The sun sends out a very large amount of light. We can see these colors through a prism. A prism is a specially shaped piece of glass. The light is BENT a little passing through the prism. not straight, curved Record it on a tape and time it. ... Try VARYING the tone of your voice and the speed of your speaking. alter Air is heated when it touches the warm earth. ... It is then replaced by colder air that FLOWS under it. move smoothly like water We call this CIRCULATING movement of warm air and cold air "CONVECTION" Circulating: moving around in a cycle Convection: the process by which the very small parts in a liquid or gas move and give out heat Convection causes winds and BREEZES. a light wind Dark land absorbs more heat than light land. ... Territories are areas of land that depend on nations for economic support. ... Scientists think people were keeping these dogs as pets. ... At first, people TAMED wild dogs. take out of the wild and make obey people We call the dogs that came from those dogs, "DOMESTICATED" dogs. make gentle, tame Legend has it the city was founded on April 21, 753 BC. ... A guitar has strings that make sounds when you PLUCK them. The strings are stretched across a per-shaped bos. take hold of with the fingers, pull, and then release