pure [(1) free from anything that is different or that reduces value; (2) clean] He asked if the ring was made of pure gold. (1) Do not expect pure water from a mountain stream. (2)
purpose [(1) the reason or desired effect for doing something; (2) goal] What is the purpose of your trip? (1) His only purpose in life was to make her happy. (2)
push [(1) to use force to move something away from the person or thing using the force; (2) opposite pull] She pushed him away. (1) Ed pushed the horse and I pulled it. (2)
put [(1) to place; (2) to set in position] She put the dog outside. (1) He put the television where everyone could see it. (2)
quality [(1) that which something is known to have or be; (2) amount of value or excellence] An important quality of steel is its strength. (1) Their goods are of the highest quality. (2)
question [(1) to ask; (2) to express wonder or disbelief; (3) a sentence or word used in asking for information; (4) a problem; (5) an issue to be discussed] His father questioned him about the car. (1) She questioned if he really cooked the dinner. (2) Did you answer every question in the test? (3) The question of a pay increase is blocking a new labor agreement. (4) The civil rights question is a big issue in the campaign. (5)
quick [fast] She made a quick decision.
quiet [(1) with little or no noise; (2) having little or no movement; (3) calm] The room was so quiet he could hear his heart beat. (1) The sea was quiet. (2) City streets were quiet on the night before Christmas. (3)
race [(1) to run; (2) to take part in a competition to decide who or what can move fastest; (3) to take part in a campaign for political office; (4) one of the major groups that humans can be divided into because of a common physical similarity, such as skin color] The cat and dog raced through the house. (1) Are you racing in the one hundred meter event? (2) Her mother entered the race for mayor. (3) All races of people are equal under the laws of the United States. (4)
radar [a device that uses radio signals to learn the position or speed of objects that may be too far away to be seen] Radar can show if a storm is moving toward us.
radiation [(1) waves of energy from something that produces heat or light; (2) energy from a nuclear substance, which can be dangerous] Radiation from the sun can burn our skin. (1) Radiation from a nuclear explosion can kill. (2)
radio [the system of sending and receiving signals or sounds through the air without wires] Do you listen to VOA Special English on the radio?
raid [(1) to make a sudden attack; (2) a sudden attack] Police raided a number of houses where illegal drugs were sold. (1) Thirty-eight people were arrested in the drug raid. (2)
railroad [(1) a road for trains; (2) a company that operates such a road and its stations and equipment] The government has made a walking trail where the railroad was. (1) Railroads in the United States mostly carry products instead of passengers. (2)
rain [water falling from the sky] Rain has fallen for three days.
