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。
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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
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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 野饮
12. have a picnic野餐at the picnic
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13. leaf n. 叶子复数形式leaves
leaf/half/wife/knife/shelf/wolf/thief/life/oneself/scarf
14. nearby adj. 附近的
15. fall/drop into 落入，掉进The leaf fell into the river. 叶子落入了河里。
fall down 摔倒
She fell down from her bike. 她从她自行车摔倒了。
fall off=fall down from从…掉下来
fall in love with 爱上
fall over 跌倒
fall-fell-fallen
16. quite 非常adv. 与冠词a连用时，冠词a必须放在它的后面
quite a beautiful girl 一个漂亮的女孩
17. in the way 这样
by the way 顺便一提
on the/one’s way to 在…路上
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in this way用这种方法
This way, please 请走这边
No way. 没门
get in the way of 妨碍，挡路
go out of one’s way to do 特地不怕麻烦做某事
18. pleased adj. 表示外部因素引起人发自内心的欣慰和愉快
be pleased at sth. 因...而感到高兴
be pleased to do sth. 因做某事而感到高兴
be pleased/satisfied with... 对…感到满意
pleasant –unpleasant adj. 愉快，高兴。指天气、时间、旅行令人高兴愉快
please v. 使高兴，使同意
18. battery-operated adj. 电池控制的，是名词+动词的运动分词构成的合成形容词
operate v. 操作，手术
operation n. 操作，手术
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