書名：新制多益狠準五回
版本：3/e
頁數：p.18 第104題
題目：
The interior decorator had some convincing to do before Ms. Fields agreed that his new layout was more suitable for her living room.
疑問：為什麼可以用形容詞some來修飾動名詞convincing？
之前看國學一題解析說形容詞不能拿來修飾動名詞，查了一下google也說要用副詞修飾，是我的理解有錯誤嗎