Unit 3 Could you please clean your room？ Section B-2019-2020学年3月八年级英语同步【自学课件】 (共24张PPT)

Unit 3 Could you please clean your room? Section B 知识点 重点词汇 n. 浪费，a waste of 浪费 Waste can be seen everywhere in the school. This is a waste of time. v. 浪费 waste time on/doing sth. 浪费时间干某事 不要浪费时间/钱在电脑游戏上。 Don’t waste time/money on computer games. Don’t waste time/money playing computer games. 1. waste n./v. 浪费 2. provide v. 提供 provide sb. with sth=provide sth for sb. 给某人提供某物 eg. Our parents provide us with food and clothing. =Our parents provide food and clothing for us. 3. depend v. 依靠 依赖 depend 依靠，依赖 不及物动词，不能单独使用，如果要加依靠的对象，则要加介词on。 eg. You can’t depend on your family any longer. depend on 不能在句尾使用。 It all depends= It all depends on the reality. 意思为“全看情况” 。 4. develop V.发展 Our country has developed very fast since 1978. developing country发展中国家 developed country发达国家 China is a developing country but the US is a developed country. 5. fairness n. 公正性；合理性 fair 合理的；公正的（adj.）→ unfair 不合理的；不公平的 It’s fair that you treat everyone in the same way. fair 本身也可以是名词，意思为：展览会 I will go to th