分析 secure 词性和句中成分

I went to sleep secure in the knowledge that I was not alone in the house.

I went to sleep secure in the knowledge that I was not alone in the house.

secure 是形容词（安心的），作“方式状语”，表明睡觉的方式。

in the knowledge that I was not alone in the house，原因状语。

that I was not alone in the house，是 knowledge 的同位语从句。

刘永科 - 教育出版集团英语总顾问 & 英语系列图书主编

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songjiahui 1秒前

形容词，伴随状语