作业帮half of + 不可数half of his homework _____ wrong用Is 还是Are
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half of + 不可数half of his homework _____ wrong用Is 还是Are
half of + 不可数
half of his homework _____ wrong
用Is 还是Are
half of + 不可数half of his homework _____ wrong用Is 还是Are
用is homework是不可数名词.