settlement n. 1) 定居点[C] 2)协议[C] 3) 解决.处理[U] [典例] 1) The Indians often attacked the settlements ——青夏教育精英家教网—

2.　　　　 settlement n. 1) 定居点[C]　 2)(解决纷争的)协议[C]　 3) 解决，处理[U]

[典例]

1) The Indians often attacked the settlements of the colonist.

印地安人经常袭击殖民者的定居点。

2) The strikers and the employers have reached a settlement over new working conditions.

　罢工者已经与顾主就新的工作条件达成了协议。

3) After the settlement of our differences, we became friends. 消除分歧后，我们成了朋友。

[重点用法]

settle v.定居

come to a settlement解决; 决定; 和解

settle in Canada. 定居加拿大

settle down安顿下来：过稳定有序的生活：

[练习] 汉译英

1) 他与一家人安顿下来务农

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2) 她丈夫死后，她定居俄亥俄

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Keys: 1) He settled down as a farmer with a family. 2) After the death of her husband, she settled her family in Ohio.

1.　　　　 private adj. 1)私人的；个人的 2)私下的, 保密的;

[典例]

1) When children grow up, they are eager to get private rooms for themselves.

当孩子长大了，他们都渴望有自己的房间。

2) I wish to have a private talk with you. 我想私底下和你谈谈。

[练习] 汉译英

1)　　　老师应该允许孩子具有自己的观点。

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2)　　　私下讨论后，他们达成令人满意的协议。

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Keys: 1)Teachers should allow children to have their private opinion. 2) They reached a satisfying agreement after the private discussion.

settlement n. 定居；解决	settle v. 安放, 使定居, 安排; 安家, 定居
surrounding n. 周围的事物；环境	surround v. 包围, 围绕
press v. 按；压；逼迫	pressure n. 压, 压力,
require v. 需要；要求；命令	requirement n. 需要；要求；命令
impression n. 印象, 感想,	impress v. 印, 留下印象
[练习]根据句子结构，用括号内所提供词的适当形式填空 1)　 _________ by green hill on the north and south and a blue sea on the east, this city really enjoys nice ______________.(surrounding) 2)　 It’s time you _________ your difference with your father. (settlement) 3)　 ---What’s your __________ of the new teacher? ---He is a kind and handsome young man, but what _____ me most is his sense of humour.(impression) 4)　 It is _________ that all students should wear the school uniform in school, but not all students obey the _________. (require) 5)　 The nurse ______ the wound and the _______ to the arm stopped the bleeding at last. (press) keys: 1)Surrounded; surroundings 2)settled; 3)impression; impresses 4)required; requirement 5)pressed; pressure

20．(12分)如图所示，木槽A质量为，置于水平桌面上，木槽上底面光滑，下底面与桌面间的动摩擦因数为，槽内放有两个滑块B和C(两滑块都看作质点)，B、C的质量分别，现用这两个滑块将很短的轻质弹簧压紧(两滑块与弹簧均不连接，弹簧长度忽略不计)，此时B到木槽左端、C到木槽右端的距离均为L，弹簧的弹性势能为。现同时释放B、C两滑块，并假定滑块与木槽的竖直内壁碰撞后不再分离，且碰撞时间极短，求：

(1)B、C与弹簧分离后，B、C的速度

　 (2)滑块B与槽壁第一次碰撞后的共同速度v₁和滑块C与槽壁第二次碰撞后的共同速度v₂；

(3)整个运动过程中，木槽与桌面因摩擦产生的热量Q

19．(10分)在2008年北京残奥会开幕式上，运动员手拉绳索向上攀登，最终点燃了主火炬，体现了残疾运动员坚忍不拔的意志和自强不息的精神。为了探究上升过程中运动员与绳索和吊椅间的作用，可将过程简化为一根不可伸缩的轻绳跨过轻质的定滑轮，一端挂一吊椅，另一端被坐在吊椅上的运动员拉住，如图所示。设运动员的质量为65kg，吊椅的质量为15kg，不计定滑轮与绳子间的摩擦。重力加速度取 g=10m/s² 当运动员与吊椅一起正以加速度上升时，试求：