That he failed to make any appreciable _____to the cause at that time was due to his youth.A. effortsB. arrangementsC. contributionsD. attempts

熱心網(wǎng)友

選c這句話的意思應(yīng)該是：當(dāng)時他沒有做出任何讓人贊嘆的“貢獻(xiàn)”都是因為他的年輕。這里只有c貢獻(xiàn)符合句意a.努力b.安排d.嘗試

熱心網(wǎng)友

c

熱心網(wǎng)友

C

熱心網(wǎng)友

choose A.