Unit 1 重点知识讲解一、重点词汇1. frustrate v. 使......沮丧；使......受挫frustrating adj. 令人灰心的；令人沮丧的（修饰物，事件），如：Watching movies to learn English is frustrating because the people speak too quickly. 通过看电影来学英语是让人灰心的，因为剧中人物说话太快了。
frustrated adj. 灰心的；沮丧的（修饰人）如：I felt frustrated at that time. 那时，我觉得很沮丧。
类似的还有: interesting, interested; disappointing, disappointed; exciting, excited; boring, bored2. pronounce v. make the sound of “发…音” eg:Do you know how to pronounce the letter? 你知道这个字母怎样发音吗？pronunciation n. “发音，读音”Your pronunciation of the English word is wrong.你那个英文单词的发音是错误的。
3. specific adj. “具体的，明确的” (particular, exact and clear)e.g. Some students had more specific suggestions .一些学生有更多的明确的建议。
Though he said a lot, he didn’t produce a specific suggestion.尽管他说了很多，但是并没有提出具体的建议。
4. differently adv. “不同地，有区别地”e.g. Wei Ming feels differently.different adj. be different from….(与…不同)e.g. Cars are different from buses .difference (可数名词) e.g. There are some differences between cars and buses.5. however ① conj. “然而，但是（可放句首、中和尾）→but只能放句首。
如：I made a mistake, however. 然而我犯了一个错误。
Sometimes, however, he finds watching movies frustrating because the people speak too quickly. 但是，有时候，他发现看电影让人沮丧，因为人们讲话太快。
②adv. “无论如何（no matter how）”e.g. However difficult it is, I’ll work hard.6. quick（adj.）— quickly(adv) 动作迅速fast (形，副) 运动速度快; soon 马上(时间快)7. add v. ① “加” e.g. Add three to six, and you get nine. 3+6=9。
② “补充说” e.g. “I’m coming.” Lucy added.8. excite (v.) “使(sb)兴奋” sth excites sb “某事使某人感到兴奋”e.g. The news excited us. 这个新闻使我们激动。
excited (adj.) “兴奋的/激动的(指人对…感到兴奋)”be excited about / at … “对…感到兴奋”e.g. We were excited about/ at the news. = We were excited to hear the news. exciting (adj.) “…使人兴奋的(指事物本身使人感到兴奋)”e.g. We had an exciting party yesterday. 我们昨天开了一个让人兴奋的聚会。
The exciting story made us excited a lot.这个激动人心的故事让我们感到兴奋。
9. mistake n. 可数名词，指言语或行动上的“错误，失误”，可说make a mistake 或make mistakese.g. It is easy to make a mistake. 犯错误是很容易的。
I made the mistake of giving him my address. 我真不该把我的地址给他。
I’m sorry. I took your pen by mistake. 对不起，我错拿了你的钢笔。
mistake 还可以用作动词，意为“弄错；误以为；误会”。
e.g. I mistook his meaning. 我误解了他的意思。
We often mistake her for her twin sister.我们常常误以为她是她的双胞胎姐姐。
10. unless=if not “除非, 如果不…”, 引导条件状语从句。
e.g. They will go on with the game unless there is a rain.如果不下雨，他们会继续这一比赛。
I will not go unless I hear from him. 除非我收到他的来信，否则我不会走。
Don’t come unless I call you. = Don’t come if I don’t call you.如果我不给你打电话，不要来。
11. affect和influence 的区别：二者都表示“影响”，但是二者有区别。
affect是指有形力量造成的物质或生理上影响，尤指不良影响；influence是指无形力量造成的潜移默化的或持久的影响、重要的影响，尤指感情上、态度上的影响。
如：The disease is beginning to affect her eyesight. 这一疾病开始影响她的视力。
Smoking affects your health. 吸烟影响你的健康。
She is easily influenced by her friends. 她很容易受她的朋友的影响。
The principles influenced the course of the revolution.这些原则影响了革命的进程。
二、重点短语1. the best ways to learn English. 学习英语的最好方法to learn English是不定式做定语修饰the best wayse.g. Do you have any good topics to talk about?你有什么谈论的好标题吗？They have a few questions to ask.他们有一些问题要问。
2. keep a diary 记日记，写日记也可以用write a diary。
3. speaking skills 说的能力；口语能力speaking是动名词做定语，注意：动名词作定语常表示功能，writing table=the table is used for writing 写字台watering can=the can is used for watering flowers喷壶，洒水壶4. look up… in a dictionary 查字典e.g. If you meet new words that you don’t know, you can look them up in adictionary. 如果你遇到你不认识的生词，你可以在字典中查询。
5. not ...at all 根本不，全然不, not经常可以和助动词结合在一起，at all 则放在句尾。
eg. My brother did not like the scarf at all. 我哥哥根本不喜欢那个围巾。
6. end up doing sth 终止做某事，结束做某事, 后面加动名词短语，相当于finish doing sth.end up doing指结束做某事，事情已经完成。
如：When we practice speaking English, we often end up speaking in Chinese.当我们练习说英语时，我们经常以说汉语结束。
另外，end up with … 以…结束The party ended up with her singing. 晚会以她的歌唱而告终。
7. get the pronunciation right 使发音准确get…right 使……正确, get 在这里是“使变成……状态”的意思。
8. to begin with = to start with 用于叙述原因，置于句首。
如：I can’t come. To begin with, I don’t feel very well, besides I don’t have enough money. 我不能去。
首先，我感觉不好，除此以外，我也没有钱。
9. later on “后来，以后” e.g. I’ll be seeing you later on. 我以后会见到你。
no later than “不迟于…”; sooner or later “迟早”10. be angry with sb “对某人生气” e.g. Gina is angry with her sister.be angry at / about sth “对某事生气” e.g. Mr. Yang was angry about Gina’s homework .11. have trouble doing 做某事有困难=have problem(s) doing=have difficulty doing12. make up conversation “编对话” make up （化妆，编借口…,组成）make up one’s mind ( to do ) “决心要做某事” = decide to do sth.13. deal with (← how ) = do with（what）“处理，对付”e.g. How shall we deal with the thief? = What are we going to do with the thief?我们怎样处理这个小偷？That’s a deal ! = It’s a deal. 成交了. （deal n.）14. have disagreements 有分歧，disagreement是agreement 的反义词，reach/arrive at/come to an agreement 达成一致15. decide (not) to do 决定（不）做某事；decide on sth. 决定某事16. reg ard…as…=have…as, treat…a s, look on/upon…as 把……看作We regard our teacher as our friend. 我们把老师看作是我们的朋友。
