peopleareconcernedthatthepersistenceofhighlevelsofunemploymenthasundermined..
peopleareconcernedthatthepersistenceofhighlevelsofunemploymenthasunderminedpeople'sconfidence(in)theeconomy'sability(tocreate)unemployment.这是原句我的句子是peopleareconcernedthatthepersistenceofhighlevelsofunemploymenthasimparedpeople'sconfidence(of)the(abilityofeconomycreating)unemployment.请问我这样改有什么错吗?为什么?
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