鲁教版英语九年unit4whenwasitinvented7

鲁教版英语九年unit4whenwasitinvented7内容摘要：

used for。 custom said they weren’t salty。 (1)said 后是宾语从句 ,省略了 , 从句也要用过去的某种时态。 如 : He asked me whom I was waiting for. 他问我在等谁 . (2)enough修饰形容词或副词时应后置 . 如 : The little child was not old enough to go to ,不能去上学 . 但 enough 修饰名词时 ,可以放在名词之前 ,也可以放在名词之后。 如 : I have enough money to buy it.( I have money enough to buy it.) potato chips were invented by ,薯片被发明了。 Mistake 做名词 ,意为 “弄错 ,误解 ”如 : You have made a foolish mistake. 你犯了一个愚蠢的错误。 Mistake 作动词 ,意为 “弄错 ,误解 ”如 : She didn’t speak very clearly so I mistook what she ,所以我误解了她的话。 By mistake 意为 “错误地 ,弄错地 ”. I took his backpack by mistake. 我错拿了他 的书包。 He put salt in her cup of tea by mistake. 他错把盐放进她的茶里。 tea wasn’t brought to the western world until 1610, this beverage was discovered over three thousand years before ,茶直到 1610 年才传入西方世界 ,但是这种饮料在三千多年前就被发现了 . (1)although 作连词 ,意为 “虽然 ,尽管 ”,引导让步状语从句 ,我们不能根据汉语习惯 .在后面使用连词 but,不过它可以与 yet, still 连用。 若主从句的主语相同 ,且 从句谓语含有动词 be,可将从句主语和动词 be 省略 .如 K] Although (it was) snowing, it was not very cold. 虽然在下雪 ,但是天气不是很冷 . There is air around us, although we can’t see it. 尽管我们看不见 ,但是我们周围全是空气 . Although (he is) quite young, he knows a lot. 虽然他很年轻 ,但是他很懂事 (3) not…until 意为 “直到 …… 才。