Period 3 语言知识讲练 1．balance n．平衡；天平v．保持平衡；权衡重要性 (1)keep the balance of 保持……的平衡 be out of balance 失去平衡 lose/keep one's balance 失去/保持平衡 on balance 总的来说 (2)balance sth．against sth． 权衡，斟酌，比较(两个相对的事物) (3)balanced adj． 保持(或显示)平衡的 [即学即练] 单句语法填空/完成句子 ①We should keep _____ balance of nature． ②The key is to develop a _____ (balance) and varied programme that is fun as well as progressive． ③_____ balance，the company has had a successful year． ④You have to balance the advantages of living in a big city _____ the disadvantages． ⑤她骑车拐弯时失去平衡，摔了下来。 She cycled round the corner，_____ and fell off． 2．bother vi．& vt．费心，麻烦 n．麻烦，困难 (1)bother sb．with/about sth． 为某事打扰或麻烦某人 bother about sth． 为某事烦恼 bother to do/doing sth． 费心做某事 (2)have much bother (in) doing sth． 做某事有麻烦/费劲 (3)bothered adj． 烦恼的 be bothered to do sth． 费心做某事 can't be bothered to do sth． 懒得做某事 [即学即练] 单句语法填空/完成句子 ①I don't want to bother her _____ my problems at the moment． ②The famous movie star could hardly walk down the street without _____ (bother)． ③找到她的家你费事了吗？ Did you _____ her house 3．harmful adj．有害的；导致损害的 (1)be harmful to．．． 对……有害 (2)harm n． 损害，伤害 v． 伤害，损害 do sb．harm＝do harm to sb． 对某人有害 不妨做某事 [即学即练] 单句语法填空/完成句子 ①It does no harm _____(think) twice before buying the products advertised by the stars． ②Do you think that work without rest will do harm _____ your health ③There is no harm in _____(use) the environmentally friendly products． ④任何损害公众利益的行为都不能被允许。 Any conduct which _____ must not be permitted． 4．foundation n．基础；地基 (1)lay/provide the foundation(s) for 为……打下基础 (2)found v． 创建，创办；建立，兴建 (found-founded-founded) found sth．on sth．＝base sth．on sth． 把……建立在……的基础上 be founded on．．．＝be based on．．． 建立在……的基础上 (3)founder n． 创办者，发起人 [即学即练] 单句语法填空/完成句子 ①The business，_____ (found) by Mr Smith，is suffering from a shortage of skilled staff． ②Early study laid a firm _____ (found) for his research． ③我认为，那是以事实为坚实基础的论点。 I think they are arguments that have a firm basis _____． 5．take action 采取行动 (1)take action to do sth． 采取行动做某事 (2) 采取措施做某事 [即学即练] 单句语法填空/一句多译 ①Disaster was averted when the pilot took action _____ (stop) the plane from crashing． ②他采取法律行动来制止邻居如此吵闹。 a．He _____ his neighbours making so much noise．(action n．) b．He _____ his neighbours making so much noise．(step n．) c．He _____ his neighbours making so much noise．(measure n．) 6．be committed to致力于；忠于 commit vt． 犯(罪)；做出(错事)；承诺 vi． 忠于；全心全意投入 commit sb．/oneself to (doing)sth． 承诺某人/自己(做)某事 commit sb．/oneself to do sth． 承诺某人/自己做某事 commit to．．． 忠 ... ...
