单词填空:At first nobody believed what he said ,but what happene

学习 时间:2026-08-16 08:12:19 阅读:5973
单词填空:At first nobody believed what he said ,but what happened later s_____ his theory .单词填空,空格个数不表示字母数.

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留胡子的饼干

漂亮的砖头

2026-08-16 08:12:19

substantiate证实 这里用过去式,substantiated