用戶【tim】點評問題和點評內容

【評論主題】20. The math question was difficult. It _____ me an hour to findthe answer.(A) took (B) cost (C) spe

【評論內容】

花費時間時,主詞是it就用take,主詞是人,才用spent,其中spent也可以用來花錢或是時間