第02讲 Unit 1 Encyclopedias 词汇+形容词+练习-2020秋八年级上册英语辅导讲义（牛津深圳广州沈阳通用版）

Unit 1 Encyclopedias 教师版 -第2讲 知识点1：原文再现 Look it up! Here are two articles from an encyclopedia. Da Vinci, Leonardo Leonardo da Vinci (1452-1519) was an Italian painter, inventor, musician, engineer and scientist. Da Vinci was born in the countryside. From an early age, he showed great intelligence and artistic ability. As he grew older, he learnt to do many different things. His paintings are very famous, and one, the Mona Lisa, is perhaps the most famous painting in the world. He also had many inventions. For example, his notebooks include some interesting drawings of flying machines. (See Art) Dinosaurs Dinosaurs lived on Earth more than 60 million years before human begins. They lived everywhere on Earth. Some dinosaurs were as small as chickens. Others were as big as ten elephants. Some could even fly. Many dinosaurs ate plants. However, some dinosaurs liked to eat meat. Dinosaurs lived on Earth for more than 150 million years. Then, suddenly, they all died out. Nobody knows why. However, we can learn about them from their fossils. (See Earth history) 知识点2：重点知识点讲解 1.painter paint 动词改为名词加上后缀-er teach- teacher sing-singer read-reader visit- visitor invent-inventor 有些动词加上-er或者加上-or变为名词多指男性，若指女性加后缀-ress actor- actress waiter-waitress tailor-tailoress author-authoress 2.cook n./v. 3. I have some questions about dinosaurs. About指代内容比较普遍 ,on 暗指内容是专门的，是学术性的 4. There isn’t anybody in the room. 1)不定代词为单数 2)There be这里有 5. 复合不定代词 Is there anything on the blackboard? 6. An encyclopaedia often consists of a numer of books. These books are called volumes.(P14) a number of & a lot of 许多(P14) a number of + 可数名词复数 a lot of + 可数名词复数/不可数名词 eg.A lot of people were queuing for the film. 许多人排队等著看那部电影.（可用a number of代替） I haven't got a lot of time.我时间不多了.(不可用a number of 代替) 注：短语the number of… (……的数目) 做主语时，谓语动词用单数。 如：The number of the students in our school is 900. 我们学校的学生数目是900。 7. as +adj/adv(原级)