试题题干
Jack won the first prize in yesterday’s English speech competition and he was so excited that he didn’t（ ）until late into the night.
参考答案
正确答案：
试题解析
本题考查动词短语辨析。bring down 使…降低；set down 写下，记下；take down 拆卸，记录；settle down 定居，使…安静下来。句意：在昨天的英语演讲比赛中Jack赢得了第一名，他是如此的兴奋以至于直到晚上才安静下来。本句的settle down指安静的意思。故D正确。