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Improve positioning accuracy Decrease positioning accuracy Reduce operational cost I don't know"
having discussed to be discussed being discussed discussed
To interpret Emily Dickinson's eccentric behavior To promote the popular myth of Emily Dickinson To discuss Emily Dickinson's failed love affair To describe the religious climate in Emily Dickinson's time
To prove that football is the world’s most important sport. To show that Argentina is better than all others. To compare Scotland with Argentina. To explain the role of sport.
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to reduce heat stress to reduce low temperature corrosion to improve firing and starting performance fuel saving
To contrast travel by steamship and stagecoach. To criticize the level of public debt in nineteenth century in Canada. To describe the introduction of steamships in Canada. To show how Canada surpassed the United States in transportation improvements.
discussed discussing being discussed having discussed
To describe an experiment in which a Hydrapulper is used. To introduce Hydrapulper, a new type of garbage disposer. To tell what the writer thinks of the recycling of garbage. To explain why garbage should be recycled in a new way.
To act as ballast for light vessels To provide ventilation and drainage for cargo To secure the tarpaulins in place To support weakened bulkheads"
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