hear 过去式:heard 过去分词:heard 现在进行时:hearing 词形变化: 名词: hearer | 动词过去式: heard | 动词过去分词: heard | 动词现在分词: hearing | 动词第三人称单数: hears | 词义辨析: 同义: vt.听; 注意听 listen heed 同义参见: try overhear 反义参见: tell