第 1 页 共 14 页 人教版九年级英语 Unit6《When was it invented ?》知识点 1. invent v. 发明 inventor n. 发明家 invention n. 发明，可数名词 The inventor has invented many inventions in the past few years. 2. be used for doing=be used to do ，用来做…（是被动语态）（这个短语的考点有两点，一是 used for 的意思，二是 for 后面用动名词） Pens are used for writing. 笔是用来写的。 used to do 过去常常做某事 be/get used to doing 习惯于做某事 put into good use 好好利用 use sth. to do 用某物做某事 给某人某样东西 give sth. to sb. I gave a pen to him. 我给他一支笔。 give sb. sth. I gave him a pen. 我给他一支笔。 第 2 页 共 14 页 pass/offer /send/show/write/bring/sell/lend/serve/ to buy/cook/make/get/sing/prepare for 4. all day 整天 all evening/night the whole day 5. salty adj. 咸的 salt n. 盐 sour/sweet/bitter/hot/salty 酸 甜 苦 辣 咸 6. by mistake 错误地（犯错是：make mistakes=make a mistake，这些常见的短语大家务必要掌握） I took the umbrella by mistake. 我不小心拿错了雨伞。 7. by accident/chance 意外，偶然（常见短语，考的最多的是它的意思） I met her by accident at bus stop. 我在公共汽车站意外地见到了她。 have a chance to do sth=have a chance of doing sth. have an opportunity to do sth.= have an opportunity of doing sth. 有机会做某事 make sb./sth+形容词：使…怎么样 第 3 页 共 14 页 It made me happy. 它使我高兴 make sb./sth+动词：让…做… It made me laugh. 它让我发笑 I was made to laugh. let/make/have 使役动词 see/hear/notice/watch 感官动词 变被动还原to 9. not…until… 直到…才…（重中之重，这个用法非常重要！经常出现在选择题中） I didn't go to bed until I finished my work. 我直到完成我的工作才去睡觉。 I won’t go to bed until I finish my homework. 10.according to +名词：根据… According to this article….根据这篇文章 11、over an open fire 野...
