1. adolescent 青少年e.g. adolescents between 13 and 18 and the problems they face. 13 至 18 岁的青少年以及他们面临的问题。2. due to 归因于 , 归功于e.g. The accident is due to your careless driving. 那意外事故归因于你驾驶不小心。 Her worldwide fame is due to his support. 她名扬四海应归功于他的支持。表示因果关系的词和短语because 从属连词 , 接从句 , 表示所叙述的理由是本句的重点 ; as\since 从属连词 , 接从句 , 表示理由是已知的 , 而理由以外才是叙述的重点 ; for 并列连词 , 不用于句首 , 至于第一分句之后 , 补充说明理由 ; 第一分句表示推测时 , 用 for 说明推测的依据。because of 介词 , 意思是“由于” , 较口语化owing to 介词 , 意思是“因为” , 较正式thanks to 介词 , 意思是 “多亏了” as a result of 介词 , 意思是“因为”3. addicted adj. “ 对某某上瘾” , “ 沉湎于某某” e.g. My children have become hopelessly addicted to television. 我的几个孩子都成了电视迷 , 简直不可救药了。构词法addict n. 吸毒成瘾的人addiction n. 沉湎、成瘾addictive adj. 使人上瘾的addict 常用于下列结构 :addict oneself to sth.be addicted to sth.be addicted to doing sth.沉溺于某物专心做某事The parents felt helpless when they found their son had ____ love stories for long.A. addicted B. addicted toC. addicted himselfD. been addicted to4. accustom v. 使人习惯于、养成习惯e.g. She found it necessary to accustom her child to getting up early. 她觉得有必要让孩子养成早起的好习惯。be/ get/become accustomed to + 名词 ( 动名词 )e.g. You will soon get accustomed to the job. 你将习惯于这个工作。I am accustomed to walking long distances. 我习惯长距离步行。同义短语: be used to注意 :在英语中 , to 有时为动词不定式符号 , 后跟动词原形 ; 有时用作介词 , 后跟名词、代词、或动名词。下面的这些短语中的 to 均为介词。stick to 坚持 lead to 导致 , 通向pay a visit to 参观 sentence sb. to 宣判某人 come to 谈到 , 涉及 ...