He set down on paper as many poems as he could recall.

英訳に間違いが有れば正してください。

彼は思い出せる限り多くの詩を紙の上に書き留めた。
He set down on paper as many poems as he could recall.

ヒント
many poems

答え 間違いなし

poemは可算名詞

poetryは不可算名詞