49. pen up 把关起来The w 。

43、hole family were penned up in one room for a month.整家人在一间房间被关了一个月 。
50. cool off 变凉快We cooled off with a swim in the lake.在湖里游了个泳 ， 我们感到凉快了 。
By late autumn it has cooled off.到深秋 ， 天气已转凉了 。
51. enquire into 调查 查问The police are enquiring into the matter.警方正在调查这事件 。
52. keep ones word 履行诺言I said Id visit him and。

44、I shall keep my word.我说过我回去看望他 ， 我会说到做到 。
53. melt away 逐渐消失When he heard these words, he felt his inner doubts melt away.听到这些话时 ， 他感到自己内心的怀疑消失了 。
54. fall apart （组织、制度）瓦解 崩溃Their marriage fell apart when she found out about her husbands affair.当她发现丈夫有外遇时 ， 他们的婚姻破裂了 。
55. hold up 支撑The roof is held up by four e 。

45、normous pillars.屋顶由四根巨大的柱子支撑着 。
56. shrug off 对不予理会 对不屑一顾He shrugged off my thanks.他对我的感谢不予理睬 。
Youre a father and you cant simply shrug off your responsibilities to your children.你是一个父亲 ， 你不能对自己要对孩子们负责的责任满不在乎 。
57. pave the way for 为铺平道路 为创造条件Scientists hope that the data will pave the way for a more detailed exploration of Mars.科学家们希望这些数据会为更彻底的火星考察铺平道路 。
追求卓越 品牌米斯 。

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标题：新视野大学英语读写教程4|新视野大学英语读写教程4Unit 1 单词和例句( 五 )