人教版八年级上册第七单元重点知识点讲解和归纳

第七单元重点知识点讲解和归纳 【温故】 try ◆ try to do sth. 意为“设法做某事”。如： I'll do sports and try to keep healthy. ◆ try doing sth. 意为“试着做某事”。如： Can you try standing on your head? ◆ try one's best to do sth. 意为“尽力做某事”。如： Bob tries his best to study Chinese. 【运用】完成句子，每空词数不限。 1. 你可以试着做这道菜。很简单。 You can _____________ the dish. It's very easy. 2. 我将尽力去做那件事。 I'll _____________ that. 3. 你应该努力学习，设法提高你的成绩。 You should work hard and _____________ your grades. 【知新】 1. more, fewer & less ◆ more是many和much的比较级，意为“更多的”，用来修饰可数名词复数形式或不可数名词。如： You'll get more letters next week. I'll spend more time with my parents. ◆ fewer是few的比较级，意为“更少的”，用来修饰可数名词复数形式。如： Fewer birds will come here next year. ◆ less是little的比较级，意为“较少的；更少的”，用来修饰不可数名词。如： We must try to spend less money. 【运用】单项选择 (1) There will be ________ cars in the city because people will prefer (更喜欢) the subway. A. fewer                   B. less     C. more  (2015湖南长沙) (2) Bob knows how to cut the cost of the project (项目成本). I'm sure he can do the work with ________ money a