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题库 / EAOfficialPractice-2PA-22
Engineer: The efficiency of our product assembly process has declined because some of our machines have been malfunctioning often. The malfunction occurs because steel rods in some of the machines have been failing under stress. I believe that [Insert Statement 1]. Although steel rods are stronger than many types of rods (for example, iron rods), titanium rods are significantly stronger than these steel rods. Furthermore, [Insert Statement 2].
Select for Statement 1 and for Statement 2 the two sentences that best complete the argument. Make only two selections, one in each column.
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the machines are more efficient
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we should replace the machines with other machines without rods
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we should replace the steel rods with titanium rods
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we should replace the iron rods with titanium rods
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when replacement costs for titanium rods are taken into account, the steel rods are less expensive than titanium rods
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when replacement costs for steel rods are taken into account, the titanium rods are less expensive than steel rods
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