作业帮He didn't understandk the________(important) of his father's words until he
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He didn't understandk the________(important) of his father's words until he
He didn't understandk the________(important) of his father's words until he
He didn't understandk the________(important) of his father's words until he
importance.
填名词.important的名词形式是importance.
importance