【多选题】【消耗次数：1】
废品按其产生的责任划分，可分为( )。
①
工废
②
料废
③
可修复废品
④
不可修复废品
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相关题目
【单选题】
下列有关可修复废品和不可修复废品的说法中，不正确的是（ ）。
①
在技术上能够修复的废品是可修复废品
②
在技术上不能够修复的废品是不可修复废品
③
在技术上能够修复且所花费的修复费在经济上是合算的废品是可修复废品
④
能修复但所花费的修复费在经济上是不合算的废品是不可修复废品
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①
had locked
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is locking
③
has locked
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was locking
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—We all had a lot of fun at the barbecue ?yesterday. Pity you weren’t there.
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worked
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was working?
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would work
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would have worked
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to repair bicycles
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bicycles to be repaired
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bicycles being repaired
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must be
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must have been
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should be
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should have been
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are being improved
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twice as large than
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twicethesizeof
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biggertwicethan
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①
supporting
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being supported by
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①
did
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have done
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As I will be away for at least a year,Id appreciate________from you now and then so that I can know how everyone is getting along.
①
having heard
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①
to train properly
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③
properly to train
④
trained properly