The attached is the recommendation to seek your approval. 華語譯:附件是尋求(徵求)您的批准(承認)的建議(推薦)。
1. 主詞的形式,沒有形容詞、動詞的用法,而需以 "the + 形容詞、分詞"、"動名詞"、"不定詞" 的形式表現。
2. "to be seek(v.)" 不符合文法,以 "to seek" 不定詞就符合文法。
# "to be" 通常是 "to be + 形容詞" 表現。
(1) attach - verb
I attach the recommendation for your approval.
I have attached ....
I am attaching ....
(2) attached - adjective
The attached document is the recommendation seeking your approval.
The recommendation attached is for your approval.
Please find attached (herewith) the recommendation for your approval.
(3) Attached is the recommendation to be seek your approval. (X)
"attached" is not a noun and can't be the subject of the sentence.