Unit 7 知识点课件 2023-2024学年人教版八年级英语下册

Unit 7 Unit 7 Unit 7 教师：杜弈坤 1 deep的用法 1. deep adj. 深的，表示事物的具体深度，指时间和空间。 eg: It’s not easy to dig a deep well. 2. deep （颜色）深的 eg: The dress is deep blue. 3. depth n. 深度 eg: What’s the depth of the water here？ 4. deeply adv. 深刻地；深深地，表示抽象的、比喻的意义，用来修饰一些带有感情色彩的动词。 eg: I appreciate him deeply. 2 描述事物的形状（长、宽、高等）的表达方式 描述事物的形状特征时，可以用“基数词＋单位名词＋形容词（long、wide、high、deep等）”结构。如果数词超过1，单位名词要用复数形式。 基数词+单位名词+in+名词（length、width、height、depth） eg: seven meters deep 7米深 two meters high 2米高 2. “基数词＋单位名词（单数）＋形容词”经常构成复合形容词，每个词之间用“-”连接，常作前置定语修饰名词。 eg: an eight-year-old girl a three-meter-wide street 3 population n. 1. population 是名词，意为“人口；人口数”。population单独作主语时，谓语动词用第三人称单数形式。 eg: The population of this city is about 3 million. 2. 分数、百分数或表示整体中的一部分的词修饰population作主语时，谓语动词常用复数形式 eg: 60％ of the population are farmers． Half of the population are Spanish. 3.表示“······的人口”时，既可以用“the population of＋地名”，也可以用“the population in＋地点”，作主语时，谓语动词用单数形式。 eg: The population of Changsha is about 8.4 million. 4 population n. 4. 表示人口的“多”或“少”，不用much或little，而要用big／large或small eg: The population of the USA is smaller than that of China. 5. 提问有“多少人口”时用what或how large，而不用how many或how much eg: What/How large is the population of Shanghai? 6. 表示某地有多少人口时用“has／have a population of＋数字” eg: Canada has a population of 36 million. 5 “旅游”的辨析 journey 一般指陆地上的单程长途旅行，也可以指旅程、行程 travel 旅行的总称，泛指到各地旅行，表示的旅行路途远、时间长 trip 短途的、近距离的远足，在非正式用语中可以替代journey tour 游玩、观光，最后回到原地 tour n. 游历；旅行；观光 v. 在······巡回演出；在·······旅游 eg: She plans to tour around the world. tourist n. 旅行者；观光者 touristy adj. 吸引很多游客的；游客多的 eg: Because of too many tourists, the Great Wall is too touristy during National Day. 6 include用法 1. include v. 包括；包含，指整体中包含明确说出的某些部分，有时不一定举出所包含的全部内容。 eg: Even more serious difficulties include freezing weather conditions and heavy storms. 2. including prep. 包括；包含，与其后的名词或代词一起构成介宾短语 eg: There are ten students, including six girls. 3. included adj. 包括在内的，常用于名词之后。它和including引导的短语意思相同，但在句中的词序位置不同。 eg: Everyone laughed, me included/including me. 7 condition n. condition cn条件；un状况 eg: I need your help in such a condition. 短语： in good／bad／excellent condition 状况好／糟糕／极佳 out of condition 健康状况不佳 living／housing／working conditions 生活／住房／工作条件 under the condition that 在······的前提下 8 take短语 take in take up take after take care of take away take risks take over take off 吸入；吞入 开始做；占据 长得像 照顾；照料 拿开；拿走 冒险 接管；接替 起飞：脱下 9 “成功”辨析 1. succeed v. 成功，succeed in （doing）sth. 意为“成功地做某事”。 eg: He succeeded in getting the job. 2. success n. 成功；成功的人或事 eg: Failure is the mother of success. 3. successful adj. 成功的，be successful in（doing）sth. 意为“做某事成功”。 eg: He was successful in performing in the concert. 4. successfully adv. 成功地 eg: They successfully communicate their knowledge to others. 10 challenge用法 1. challenge v. 挑战；考验 challenge sb. to sth.／to do sth.向某人挑战（做）某事 eg: The boy challenged me to another game of chess. 2. challenge n. 短语： a letter of challenge 挑战书 face a challenge 面临挑战 meet the challenge of 迎接······的挑战 accept／take up a challenge 接受挑战 a challenge to 对······的质疑 11 face短语 in the face of 面对（困难、问题等） be faced with 面临 face to face面对面 make a face／faces 做鬼脸lose face 丢脸 to one’s face当面；公开face about 向后转 face onto 面对 face away 把脸转到一边 face out 勇敢地应对 12 “实现”辨析 achieve 及物动词，意为“完成；实现”，主语是人 achieve one's dream achieve one's goal come true 动词短语。意为“实现；成为现实”，主语是事或物。当主语是人时，可用 make sth. come true My dream came true at last. = I made my dream come true at last. 13 “摔倒”辨析 fall down 滑倒；倒下 后面若接宾语要加介词 from He fell down from the ladder. fall off 跌落；从······掉下来 可直接接宾语 He fell off the bike. fall over 向前摔倒；跌倒 不接宾语 Miss Gao fell over on her way to school and she broke her leg. 14 语法：千位以上数字的表达与读法 书写时，千位以上的数字从右向左数起，每三位数加一个逗号或空一格。朗读时，从右开始，第一个逗号或空格处读thousand，第二个逗号或空格处读million，第三个逗号或空格处读billion。 2,648 读作：two thousand six hundred and forty-eight 4,567,809 读作：four million，five hundred and sixty-seven thousand, eight hundred and nine 5.237,166,234 读作：five billion，two hundred and thirty-seven million, one hundred and sixty-six thousand, two hundred and thirty-four 15 语法：千位以上数字的表达与读法 ①英语没有“万”这个单位，要表示“万”需借用thousand.比如“一万”用“十个千”表示。 ②基数词在表示确切的数字时，不能使用“百、千、百万、十亿”的复数形式；但是，当基数词表示不确切的数字，如“成百、成千上万，三三两两”时，基数词则以复数形式出现。 eg: There are hundreds of people in the hall. 16 1. 我们学校大约 2 万平方米。 Our school is about 20000 ______________________. 2. 据我所知，他的爸爸是一个老师。 ______________________, his father is a teacher. 3. 你认为在将来将会有越来越少的熊猫吗？ Do you think there will be _______________ pandas? 4. 他每天花大量时间看电视。 He _________ lots of time __________ TV every day. 5. 大象比熊猫重许多倍。 The elephant __________ many times __________ than the panda EXERCISES square meters As far as I know fewer and fewer spends on is heavier 17 EXERCISES This hotel has the ______________ (friendly) service in our town. All of your teachers hope you can ______________ (success) in the math competition. Our house ______________ (including) three bedrooms and a kitchen. I think this movie theater is ______________ (comfortable) than that one. You must do more things to ______________ (achievement) your aim. He can’t go to school because of his ______________ (ill). When the lost child saw his mother, he ran over with ______________ (excite). The tunnel under the Changjiang River makes it much ______________ (easy) to get to PuKou than before. In spring, many people want to go out and walk in the ______________ (natural). Many _____________ (tour) come to Beijing every year. friendliest succeed includes more comfortable achieve illness excitement easier nature tourists 18 thank you 教师：杜弈坤 19 $$