考场机经 test48
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Select the two answer choices that, when used to complete the sentence, fit the meaning of the sentences as a whole and produce completed sentences that are alike in meanning.
Noise suppression in phones can play an important role in making cellphone networks more efficient, since when sounds that are _____ to the meaningful signal are transmitted, precious network band width is wasted.
unsuitable
detrimental
irrelevant
confined
limited
extraneous
Select two answer choices.
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1.未作答
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1.C F
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