精品文档---下载后可任意编辑Unit 2 高一 2， 20 班1. balance n. 天平,平衡;余额,余数 v. 平衡；权衡 balanced adj. 均衡的keep one’s balance 保持平衡 lose one’s balance (= be out of balance) 失去平衡keep the balance of nature 保持生态平衡 balance A against B 权衡 A 与 Bkeep a balance between A and B 保持 A 与 B 之间的平衡① He ______ ______ ______ and hurt himself when he went upstairs. ② It is difficult to for you to ____ _____ _____ on an icy pavement（结冰的路面）.③You are working too hard. You’d better keep a _________ between work and relaxation.仿写句子：在你做出最终决定前权衡一下利弊。2. curiosity n. 好奇心 curious adj. 好奇的 curiously adv. 好奇地out of curiosity 出于好奇 (多作状语）with curiosity = curiously 好奇地 （多作状语修饰动词）sb be curious about sth. = sb show curiosity about sth 某人对某事好奇sb be curious to do sth. 某人好奇地做某事1). Margaret looked at him _______ _______. 2). She decided to try a cigarette _______ _______ _______.3). All the employees in this firm _______ ________ _____ the personal life of the general manager.4). ________ enough, he had never seen the little girl.3). ________ drove lily to open her husband’ s letter though she 11精品文档---下载后可任意编辑knew it was wrong.3. limit vt. 限制； n. 界限； limited adj. 有限的 limitless adj. 无限制的limit ... to(介词)... 把...限定在...的范围内 (被动） be limited to 受限制于...put/set a limit on/to... 对……限制 without limit 无限地，无限制地 (doing) sth 限制某人做某事① Our life has a _________, but knowledge is ________ ___________.②We must ________ our weekly expenditure _______ ten pounds.4. benefit vt. 有益于 vi. 得益于 n. 利益，好处；津贴sth be of (great ) benefit to sb = sth benefit sb= sth be (very) beneficial to sb 某物对...
