深圳牛津版八年级上册Unit3 Computers知识点复习及同步练习（无答案）

Unit 3 Computers 词汇及扩展 单词&短语 词性 中文 扩展 1 order n. 2 compare v. 3 speaker n. 4 type v. 5 control v. 6 expensive adj. 7 tiny adj. 8 depend v. 9 operate v. 10 company n. 11 price n. 12 total n. 13 sell v. 14 popular adj. 15 work as 16 (be) unaware of 17 depend on 18 grand total 19 look forward to 20 in addition 课文重难点详解 1. In the 1940s, the first computers were bigger than cars. in the 1940s意为“在20世纪40年代”，例：在20世纪50年代 表示在某个年代初期或末期，可以在年份前加early或late. 例：in the early 1940s 2. You may be unaware of them. be unaware of 意为“未察觉，没有意识到” 译：那个男孩没有意识到危险。 3. There is probably one inside your TV or washing machine. one 此处用作代词，用于泛指前面提到过的名词。 辨析：one 和it one 泛指上文提到的同类事物中的一个 I lost my pen. I must buy one. it 特指上文提到的同一物品 The coat is hers. It’s very beautiful. 例 ：The banana pie tastes d