Unit重点单词,词组教师版.docVIP

PAGE  PAGE 9 Unit 4 重点单词，词组解析 (教师使用版) 1. certain adj. 某一，某些； 确定的 They allowed tourists to hunt only a certain number of animals if … ① For certain reasons I will be unable to attend the meeting. ② I cant say for certain when he will arrive.  = 3 \* GB3 ③ They are certain to succeed. 他们自信能成功。 =They are certain of success. =They are certain that they will succeed. =It’s certain that they will succeed. 2. contain v. 包含,容纳；容忍；克制 It contains a powerful drug which affects mosquitoes. ① We should eat more vegetables as they contain many different kinds of vitamins. ② This novel contains seven chapters.  = 3 \* GB3 ③ This book contains all the information you need.  = 4 \* GB3 ④ Try to contain your anger. 辨析contain，include： ① This drink is safe for the children; it doesn’t contain any alcohol. ② The price includes the mail charge. 作状语时常用including sth. 或者sth. included的形式。  = 1 \* GB3 ① I have seen all his films, _including_ the last.  = 2 \* GB3 ② There are six people, three women included. 3. affect 侵袭，感染 ① He got a disease that affected many organs of the body. ② Her lungs are seriously affected and she needs to be in hospital for some time. 影响；（感情上）深深打动；使悲伤（或怜悯） ① Family environment can affect a child’s development. ② All the students are affected to tears by the story. ③ His parents’ divorce affected him greatly. affect (词性) vt. 和effect (词性) n. 对……产生影响 have an effect on … ① The amount of rain affects the production of the crops. ② I think violent films have bad effects on children. affect, influence, impress这些动词均含“影响”之意。 affect: 通常是物而不是人作主语，主要指一时的影响，着重影响的动作，可指一般意义的影响(不分好坏)，也可指不良影响。 influence: 侧重在思想、性格、行为等方面所产生的潜移默化的影响，也可指自然力的影响。 impress: 强调影响既深刻又持久。 ① He was influenced by a high-school biology teacher and took up the study of medicine. ② The slight change of weather can affect her delicate health ③ My father impressed on me the value of hard work. 4.appreciate 欣赏，赞赏；理解，体会； 感谢，感激 ① That’s because you can’t appreciate music.