hear的过去式和去分词要对

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hear的过去式和去分词要对hear的过去式和去分词要对hear的过去式和去分词要对heard-heardheardheardheardheard

hear的过去式和去分词要对
hear的过去式和去分词
要对

hear的过去式和去分词要对
heard-heard

heard heard

heard heard