Unit 2 Numbers 课时1 词汇 (课件PPT)-【宝典训练】2024-2025学年八年级上册英语高效课堂(沪教牛津版（广州深圳沈阳通用）)

Unit 2　Numbers 课时1 词汇 目 录 01 学习内容与目标 02 课时精讲 03 课时过关 学习内容与目标 01 第 ‹#› 页 课时1 词汇 返回目录 话题 Numbers 数字 功能 能够正确用数字表示时间，描述事物的特征，描述计量等 单词 名词 accident　amount　chess　chessboard　gold　grain　gram　instruction　number　prize　son　traffic　rest 动词 challenge　check　copy　double　promise　realize　 形容词 wise 副词 correctly　instead 专有名词 China　India　May 第 ‹#› 页 课时1 词汇 返回目录 单词 派生词 gold [n.& adj.]－golden [adj.] instruct [v.]－instructive [adj.]－instruction [n.] promise [v.& n．]－promising [adj.] challenge [n.& v．]－challenging [adj.] real [adj.]－realize [v.]－reality [n.] wise [adj.]－wisdom [n.] correct [adj.& v．]－correction [n.]－correctly [adv.] 第 ‹#› 页 课时1 词汇 返回目录 短语 challenge sb. to sth. 就某事挑战某人 a large amount of… 大量 the rest of… 其余 a long time ago 很早以前 and so on 等等 instead of… 代替 promise sb. to do sth. 承诺某人做某事 copy down 抄写；誊写 第 ‹#› 页 课时1 词汇 返回目录 句型 1．There was/were… 曾经有…… 　 There was a king in India. 2．Would you… 表示客气地邀请 　 Would you like a sandwich? 3．Wouldn't you want/like… 　难道你不想要…… 语法 1．数字的读法和写法 2．时刻、日期、编号、电话号码的读法和写法 第 ‹#› 页 课时1 词汇 返回目录 牛津B 本单词 及短语 mathematician n. 数学家 　　 astronomer n. 天文学家　　 mechanic n. 机械师 well-educated adj. 受到良好教育的 accurate adj. 精确的 ratio n. 比率 circumference n. 圆周长 diameter n. 直径 measure v. 测量 注：加粗字体内容为四会知识 第 ‹#› 页 课时1 词汇 返回目录 02 课时精讲 第 ‹#› 页 课时1 词汇 返回目录 重点词汇学习。 1．wise adj. 充满智慧的 (1)He is a wise person. 他是一个智者。 (2)wisdom n．智慧；才智；明智；知识；学问 The man was regarded as a man of great wisdom of his time. 他是那个时代公认的智者。 第 ‹#› 页 课时1 词汇 返回目录 (3)wisely adv. 聪明地；明智地 To use time wisely is necessary for a bright man. 明智地利用时间对一个聪明人来说是必需的。 (4)unwise adj. 不明智的；愚蠢的；轻率的 ＝ not clever He lost an excellent chance because of an unwise decision. 由于一个不明智的决定，他失去了一次绝好的机会。 第 ‹#› 页 课时1 词汇 返回目录 (5)It is______ (明智的) of her to give us much help. Everyone is thankful for her help. (6)It's__________ (不明智的) to make a decision in a hurry without thinking about it carefully. wise unwise 第 ‹#› 页 课时1 词汇 返回目录 2．challenge v. 向(某人)挑战　 n. 挑战；艰巨任务 (1)challenge v. 〔及物动词〕向(某人)挑战 challenge sb. to sth. 向某人挑战某事 Tom challenged me to a table tennis game. 汤姆向我挑战乒乓球。 (2)challenge n. 挑战；艰巨任务 The new government's first challenge is how to improve the terrible traffic. 新政府面临的第一个挑战是如何改善糟糕的交通。 第 ‹#› 页 课时1 词汇 返回目录 (3)challenger n. 挑战者 She is the strongest challenger to the president of the US. 她是美国总统最强大的挑战者。 (4)challenging adj. 有挑战性的 第 ‹#› 页 课时1 词汇 返回目录 (5)His brother challenged him____ a game of chess. 他弟弟向他挑战下国际象棋。 (6)The young man accepted the___________ bravely. 那位年轻人勇敢地接受了挑战。 (7)It is very difficult for the new student to complete this_____________ task. 对该新生来说，完成这项具有挑战性的任务是很困难的。 to challenge challenging 第 ‹#› 页 课时1 词汇 返回目录 3．promise v. 许诺；承诺 n. 许诺；诺言 (1)promise v. 许诺；承诺，常用于以下三种结构： 1)promise sb. to do sth. 承诺做某事 The government promises to look into the matter. 政府答应调查这个问题。 2)promise sb. sth. 承诺某人某事物 He promised me the cup. 他许诺给我这个杯子。 3)promise＋that从句 承诺…… You promised me that you'd return the money. 你向我许诺你会还钱的。 第 ‹#› 页 课时1 词汇 返回目录 (2)promise n. 许诺；承诺 1)break/make a promise 不守承诺/做出承诺 He makes a promise and never breaks it. 他做出承诺并从不失信。 If one makes a promise, he or she should keep it. 如果做出了承诺，就应该遵守。 2)keep a promise 信守诺言 He kept his promise to visit his aunt regularly. 他信守诺言，定期去看望姑妈。 第 ‹#› 页 课时1 词汇 返回目录 (3)They__________ (许诺) to help us, but we didn't see them there. (4)My parents made a_________ (许诺) to buy a bike for me. promised promise 第 ‹#› 页 课时1 词汇 返回目录 4．double v. (使)加倍 　adj. 双的；两倍的 (1)The number of factories may double to 1，000 within 10 years. 工厂的数量在10年内可能翻倍，达到1000家。 (2)It has the double advantage of being both easy and cheap. 它具有既容易又便宜的双重优点。 第 ‹#› 页 课时1 词汇 返回目录 (3)Would you like to book a________ or a single room? 你想预订一个双人间还是单人间？ (4)The GDP of our city_________ last year. 去年我们市的GDP翻了一番。 double doubled 第 ‹#› 页 课时1 词汇 返回目录 5．amount n. 数量；数额　v.等于；相当于；总计；共计 (1)He needs that amount of money to run a company. 他需要那样一笔钱来运转公司。 (2)What he needs is an amount of money. 他所需的是一笔钱。 第 ‹#› 页 课时1 词汇 返回目录 【辨析】 a large/small amount of大量的/少量的(接不可数名词)，做主语时谓语动词要采用单数形式。 a large/small number of大量的/少量的(接可数名词复数) a large quantity of 接可数名词复数和不可数名词都可以 plenty of 接可数名词复数和不可数名词都可以 第 ‹#› 页 课时1 词汇 返回目录 (3)There are a small number of__________ talking about the problem. 只有少数学生在讨论这个问题。 (4)A large__________________ of rubbish is thrown into the sea every year. 每年都有大量的垃圾被扔进大海。 students amount/quantity 第 ‹#› 页 课时1 词汇 返回目录 6．rest n. 剩余部分；休息时间　v.(使)休息；(使)倚靠 (1)rest n. 剩余部分 the rest of＋名词 ……的剩余部分，该结构做主语时，谓语动词的单复数取决于of后面的名词。 Some students are running on the playground. The rest of them are watching. 一些学生在操场跑步，其余的在观看。 第 ‹#› 页 课时1 词汇 返回目录 The rest of money is yours. 剩余的钱是你的。 the rest可单独使用，指代名词。the rest作主语时，如果所指为复数意义，则谓语动词用复数形式；如果所指为单数意义，则谓语动词用单数形式。 One of the books is Tom's, and the rest are mine. 这些书中有一本是汤姆的，其余的都是我的。 第 ‹#› 页 课时1 词汇 返回目录 (2)rest n. 休息 have/take a rest 休息一下 After I've had a good rest, I'll tell you everything. 我先好好歇一会儿，之后将告诉你一切。 (3)rest v. 休息；使休息 We rested for an hour. 我们休息了一个小时。 第 ‹#› 页 课时1 词汇 返回目录 (4)The first question is difficult, but the rest_____ (be) pretty easy. 第一个问题难，但余下的相当简单。 (5)The rest of the food____ (be) delicious. 余下的食物很好吃。 are is 第 ‹#› 页 课时1 词汇 返回目录 【辨析】 rest，break，stop ◆rest是休息的统称。 ◆break是非正式用词，表示工作或活动期间的短暂休息。 ◆stop 是指迅速或突然中止某行为、活动或状态。 第 ‹#› 页 课时1 词汇 返回目录 7．gold n. 金子；黄金 　adj. 金(质)的；含金的 (1)Every player wants to win a gold medal. 每个运动员都想赢得金牌。 (2) golden adj. 金色的 The 21st century is a golden age for the development of the IT industry. 21世纪是IT产业发展的黄金年代。 第 ‹#› 页 课时1 词汇 返回目录 【辨析】gold，golden ◆gold 作形容词，一般指物品的材质是含金的，如：gold medal, gold watch; ◆golden一般指物体是金色的，如：golden hair, 或者有抽象含义，如：golden age。 但也有一些是固定搭配，如：golden crown。 第 ‹#› 页 课时1 词汇 返回目录 (3)The whole land was filled with________ sunlight. 大地满是金色的阳光。 (4)I missed a________ chance to make a lot of money. 我错过了一个赚大钱的黄金时机。 (5)The gentleman gave the girl a ring made of______ as a birthday gift. 那位绅士给了那位姑娘一个金戒指作为生日礼物。 golden golden gold 第 ‹#› 页 课时1 词汇 返回目录 8．realize v．认识到；意识到(＝ be aware of ＝ come to know) (1)Suddenly, she realized a mistake. 她突然意识到了一个错误。 (2)realize v. 实现 ＝ make sth. come true ＝ achieve The young man works hard in order to realize his dream. 那个年轻人努力工作以实现自己的梦想。 第 ‹#› 页 课时1 词汇 返回目录 (3)___________ our purpose, we should work all day and all night. 为了实现我们的目标，我们应该夜以继日地工作。 To realize 第 ‹#› 页 课时1 词汇 返回目录 9．correctly adv. 正确地；得体地；准确无误地 (1)Did I spell the new word correctly? 这个新单词我拼写对了吗？ (2)correct adj. 正确的；得体的　v. 改正；批改 Is the answer that he gave us correct or incorrect? 他给我们的那个答案是对还是错呢？ 第 ‹#› 页 课时1 词汇 返回目录 (3)I must_________ her on a minor point. 我必须纠正她的一处小错误。 (4)The little kid spelt the long word___________． 这个小孩子正确地拼写出了这个很长的单词。 correct correctly 第 ‹#› 页 课时1 词汇 返回目录 03 课时过关 第 ‹#› 页 课时1 词汇 返回目录 　　词性转换。 1．gold→(形容词)______________ 2．instruct→(形容词)___________→(名词)_______________________ 3．promise→(形容词)___________ 4．real→(动词)_________→(名词)_________ 5．wise→(名词)________ 6．correct→(名词)____________→(副词)___________ golden/gold instructive instruction/instructor promising realize reality wisdom correction correctly 第 ‹#› 页 课时1 词汇 返回目录 　　根据题意和括号内的提示语，完成下列句子。 1．Tommy made a big mistake just now. Did he_________ (意识到) it? 2．Ten apples are on the table. I just want two, and you can take the_____ (剩下的) away. 3．Thousands of people lost their homes. They need a large____________ __________ (数量) of water and food. 4．It is dangerous here. They should________ (加倍) the number of policemen on duty. realize rest quantity/ amount double 第 ‹#› 页 课时1 词汇 返回目录 5．My friend is good at playing chess. She has a nice__________ (棋盘). 6．The old man is very______ (智慧的) in the village. Many people go to ask him for help when they have trouble. 7．－How much do you want? －I just want two___________ (kilogram)． 8．This woman is most likely from________ (印度)． 9．There are 20 people，__________ (include) you. 10．Many__________ (India) travel in China every year. chessboard wise kilograms India including Indians 第 ‹#› 页 课时1 词汇 返回目录 　　完形填空。 (2024·西安市铁一中学月考)David Smith, 12, usually gets up at about 6：30 a．m. He goes to bed late and only gets about 6 hours of sleep each night, so 1 in the morning isn't easy for him. “I often feel 2 in class，” David says. (　　)1．A．doing exercise　 B．waking up　 C．reading English　 D．having breakfast (　　)2．A．interested B．bored C．worried D．tired B D 第 ‹#› 页 课时1 词汇 返回目录 Children from 5 to 12 years need 3 ten hours of sleep each night. But scientists say that a lot of children is short of 4 . Some of them even sleep less than six hours each day. (　　)3．A．less than B．no more than C．at least D．at most (　　)4．A．money B．amount C．food D．sleep C D 第 ‹#› 页 课时1 词汇 返回目录 What is 5 children staying up at night? We made a survey in David's school and asked the students some questions. Then we collected (收集) the 6 of all the students. The results show that the big stealer (偷窃者) is the 7 . 68% of the students in this school said they went online before they went to bed. Most boys and girls said they used the Internet to talk with friends. 第 ‹#› 页 课时1 词汇 返回目录 (　　)5．A．keeping B．stopping C．saving D．leaving (　　)6．A．numbers B．answers C．questions D．names (　　)7．A．telephone B．television C．computer D．homework A B C 第 ‹#› 页 课时1 词汇 返回目录 Scientists say if a person sleeps 8 ， he or she will find it easy to learn difficult things the next day. 9 ， if a student has a good sleep at night, he or she will probably do better in tests, like Maths or writing. (　　)8．A．quietly B．quickly C．well D．late (　　)9．A．However B．For example C．All in all D．Also C B 第 ‹#› 页 课时1 词汇 返回目录 It's 10 too late to change your sleeping habits. Go to bed early and keep doing that for a week. You will feel you are different. (　　)10．A．never B．ever C．often D．always A 第 ‹#› 页 课时1 词汇 返回目录 本节内容到此结束！ $$