Unit 1 SectionB知识点梳理 2023-2024学年人教版英语八年级下册

unit1 what’s the matter? 人教版八年级下册英语知识点梳理 Unit 1 What’s the matter? SectionB 课文内容： Someone felt sick. 有人生病了。(教材第5页1b) 【用法详解】sick 〔形容词〕 ①生病的;有病的 既可作表语,也可以作定语。 be sick=be ill 生病(注意:ill 意为“有病的”时常作表语,通常不作定语) I didn't go to school yesterday because l was sick/ill.昨天我没去上学,因为我病了。 ②恶心的,想吐的 此时一般不在名词前作定语。 I want to get off the bus.I feel a little sick.我想下公交车。我感到有点儿恶心。 told him to rest叫他休息(教材第5页,1c) 【用法详解】 tell sb.(not)to do sth. 告诉某人(不要 )做某事 The doctor told me to get an X-ray first.医生告诉我先拍张X光片。 The policemen told the children not to play in the street.警察告诉孩子们不要在街道上玩。 (上海)Doctors tell us______ our hands before and after every meal. A. wash B. washed C. washing D. to wash 解析:我们可用“固定搭配法”解答本题。tell sb.to do sth.是固定搭配,意为“告诉某人做某事”故选 to wash。句意:医生告诉我们每顿饭前后都要洗手。答案:D have problems breathing呼吸困难( 教材第6页2a) 【用法详解】 (1) have problemms (in) doing sth. 做某事有问题困难 同义短语为 have trouble/difficulty (in) doing sth.. We have problems getting to the mountain village before dark.天黑前我们到达那个山村有困难。 She has no problem (in ) singing the song.她唱这首歌没问题。 (2) breathe 〔动词]呼吸读作 名词 breath People breathe more slowly when they are asleep.人们睡觉时呼吸较为缓慢。 It's good to breathe fresh air.呼吸新鲜空气有好处。 【拓展】 breath〔名词〕呼吸 out of breath 上气不接下气 take a deep breath 深呼吸 Aron Ralston is an American man who is interested in mountain climbing. 阿伦·罗尔斯顿是一位对登山感兴趣的美国人。(教材第6页，2b) 【用法详解】 (1)who引导的定语从句 此处 who is interested in mountain climbing是定语从句,修饰先行词 an American man,who 是关系代词。被定语从句修饰的词叫做先行词。当先行词为人时,常用关系代词 who 或 that 引导定语从句,who 或 that 在定语从句中可作主语或宾语。who或 that 作主语时不可省略,作宾语时可省略。 Do you know the girls who/that are dancing? 你认识那些正在跳舞的女孩吗?(who/that作主语,不可省略) The man( who/that ) you are waiting for won'tcome.你正在等的那个人不会来了。(who/that 作宾语,可省略) （2） be interested in 对……感兴趣侧重状态,其后可接名词(短语)、代词或动词-ing形式作宾语。become interested in 意为“对….产生兴趣”,侧重动作。 He was interested in science when he was young他小时候就对科学感兴趣。 (3)辨析:interested与interesting interested 感兴趣的 多作表语，通常用来说明人的感受 interesting 有趣的 作表语或定语，多表示事物具有令人感兴趣的特征，通常用来说明或修饰事物 He became interested in fishing.他变得