1、选修三 Unit 2早读材料一、 短语1. 回答；答复in response to 2. 依赖；依靠；信赖rely on3. 立即；马上 straight away4. 决定；选定decide on5. 下定决心做某事make up ones mind to do sth.; be determined to do sth.6. 由.组成（或构成）的be composed of7. 踢掉；刮去shave off8. 焦虑不安；心力交瘁stressed out 9. 滥用职权abuse ones power10. 因（做）某事用某物奖励某人reward sb. with sth. for (do
2、ing) sth.11. 依赖某人做某事rely on sb. to do sth.12. 控制；掌管，管理be in control of13. 失去控制out of control14. 全神贯注于 be absorbed in15. 参与 become involved in二、 词形转变1. alcohol n. 酒；酒精 - alcoholic adj.酒精的; 含酒精的;2. dominate vt.& vi. 支配；控制 - domination n. 支配,控制3. repeat v. 重复repeated adj.重复的; 反复发生的- repeatedly adv. 重复地
3、4. pessimism n.悲观; 悲观情绪; -pessimistic adj. 悲观的；悲观主义的5. independent adj. 独立的；自主的；自治的 - independently adv. 独立地；自立地6. psychology n. 心理学；心理-psychological adj. 心理的 - psychologically adv. 心理上地；精神上地，psychologist n.心理学家7. rely vi. 依赖；依靠；信赖- reliable adj. 可信赖的；可依靠的8. examine v. 检查；审查；测验 examination n. 检查；审查；
4、考试9. compose vt.&vi. 组成；作曲；撰写 - composer n. 作曲家；创作者- composition n.构成；作曲；创作10. stimulate vt.激发； 促进；刺激- stimulation n. 刺激11. sugar n. 糖；食糖 - sugary adj. 含糖的；甜的 12. month n. 月- monthly adv. & adj. 每月；每月一次的13. refresh vt. 使恢复精力；使凉爽；- refreshing adj. 令人耳目一新的 14. absorb vt. 吸引；吸收 - absorbed adj. 全神贯注的 三、
5、 句子1. To prevent harmful habits like these from dominating a teenagers life is essential.（不定式作主语） 防止此类的有害习惯主宰青少年的生活是至关重要的。2. To change bad habits is never easy, even with many attempts.（不定式作主语）改变习惯并非易事，即使三番五次地尝试。3. To improve peoples lives and to speed up social construction are two important tasks.
6、（不定式作主语）改善人们的生活和加快社会建设是两项重要任务。4. It is a doctors duty to heal the wounded and rescue the dying.（It作形式主语）救死扶伤是医生的职责。5. It is impossible to rely on your parents all your life. （It作形式主语）你不可能一辈子都依靠你的父母。6. You rather than I are going camping.是你而不是我要去野营。7. These bad habits, if left unchecked, could lead to more serious ones when they become adults.（状语从句的省略）如果放任不管，这些坏习惯，在他们成年后会导致更为严重的额有害习惯。
