Unit 6 Section B-备战2021年中考英语一轮复习九年级全一册知识梳理(人教版)

Unit 6 When was it invented? Section B 考点一 salty 咸的 (P45 1a) salty词性为________，意为“咸的；含盐的”，是由名词_______加后缀－y构成的。 形容词/salt(盐) The soup is a little salty for me. 汤对我来说有点咸了。 【拓展】名词＋后缀－y构成形容词 luck - lucky(幸运的） Health - healthy(健康的） wind - windy(有风的；多风的） rain - rainy(下雨的；多雨的） cloud - cloudy(多云的；阴天的） sleep - sleepy(困乏的；瞌睡的） snow - snowy(下雪的；多雪的） sand - sandy(含沙的） 考点二 Potato chips were invented by mistake. 薯片是无意中被发明的。(P45 1c) by mistake意为_________。“错误地；无意中” Maybe somebody took it by mistake. 可能有人错拿了它。 考点三 Dr.Naismith divided the men in his class into two teams and taught them to play his new game. 奈史密斯博士将他班里的男生分成两队并教他们玩他的新运动项目。(P46 2b) divide词性________，意为_________。动词/“分开；分散” 常用搭配：把...分开____________divide...into Divide the line into 4 equal parts. 把这条线分成4等份。 【拓展】 be divided into意为“被分成....”。 Our class was divided into 6 groups. 我们班被分成了6组。 考点四 At the same time, they need to stop the competing team from getting the ball into their own basket. 同时，他们需要阻止对方的球队抢到球投进他们自己的篮里。(P46 2b) stop sb./sth. from doing sth.意为____________________，相当于______________________，在主动语态中两者中的from均可省略，但在被动语态中不可省略。 “阻正某人／某物做某事”prevent sb./sth.from doing sth. Nothing can stop me(from) achieving my dream. 没有什么能阻止我实现梦想。 The water must be prevented from being polluted by us. 我们必须保护水不受污染。 【拓展】 keep sb./sth. from doing sth.也可以表示“阻止某人／某物做某事”，但是无论在主动语态还是被动语态中from均不可以省略。 ( ) I will try my best to stop my son from __________ the same mistake. A. make B. made C. makes D. making 点拨：可用固定搭配法解答本题。句意：我会尽最大努力阻止儿子犯同样的错误。stop sb. from doing sth.意为“阻止某人做某事”。故选D. 考点五 Basketball has not only become a popular sport to play, but it has also become a popular sport to watch. 篮球不但成为了一项人们喜欢玩的运动，也成为一项人们喜欢观看的运动。(P46 2b) not only...but also...意为__________，为并列连词，连接两个并列成分，其中__________可省略。“不但...而且...” also To achieve a bright future, we should not only study hard but also keep in good health. 为了获得一个光明的未来，我们不但应该努力学习，而且要保持身体健康。 【拓展】 ①主谓一致：not only...but also...连接两个并列主语时，谓语动词在人称和数上要与but also 后的主语保持一致。 ②倒装：not only... but also...连接