Unit 5 Section A 【语句+语法】讲解课件2026-2027学年人教版初中英语九年级上册

该初中英语课件聚焦人教九年级上册Unit 5 Section A核心语句与语法，涵盖“have an effect on”“make it + adj. + for sb. to do sth.”“be used to do sth.”等句型及一般现在时、一般过去时被动语态，通过例句总览导入，分句解析知识点，再衔接被动语态系统讲解，搭建由具体到抽象的学习支架。 其亮点在于以核心例句为载体，结合对比（如主动与被动语态转换）、实例应用（模拟考场含选择、填空、句型转换），培养学生语言能力（语法应用）与思维品质（逻辑分析）。教师可直接使用分层练习，学生能通过“学-练”结合巩固知识，提升学习效率。

Unit 5 Section A 语句+语法讲解 人教九年级上册 1 语句总览 2 It also had a big effect on fashion. The smartphone made it much easier for people to get information. Stones were used to keep the road hard. effect是名词，表示“影响”，前面可以用形容词修饰，如“big/great/little effect”。“on”是介词，后面接被影响的对象。 类似短语：have an influence on（对……有影响），make a difference to（对……有改变） 【解析】 【知识点】have an effect on sth. 对……有影响 句 1 It also had a big effect on fashion. 它对时尚也产生了很大的影响。 3 【例句】 Parents’ words and actions have a great effect on children. 父母的言行对孩子有很大的影响。 Does the amount of sleep have an effect on your study? 睡眠时间对你的学习有影响吗？ 4 it是形式宾语，真正的宾语是后面的不定式短语。 这个结构常用于描述某事物对做某事的便利性或难易程度。 类似动词：find（发现），think（认为）。 【解析】 【知识点1】make it + 形容词 + for sb. to do sth. 使某人做某事变得…… 句 2 The smartphone made it much easier for people to get information. 智能手机使人们获取信息变得容易得多。 5 【例句】 The new software makes it easier for teachers to prepare lessons. 这款新软件使老师备课变得更容易。 The heavy rain made it difficult for us to go outside. 大雨使我们出门变得困难。 6 【例句】 This book is much more interesting than that one. 这本书比那本有趣得多。 After taking the medicine, she felt much better. 吃完药后，她感觉好多了。 much在此处用作程度副词，修饰形容词比较级，表示“……得多”。 还可以用“even/far/a lot”等来加强比较级的程度。但不能用“very”修饰比较级。 【解析】 【知识点2】 much + 形容词比较级 7 这是一个被动语态结构。 主动语态：People used stones to keep the road hard. 否定形式：was/were not used to do sth. 疑问形式：Was/Were + 主语 + used to do sth.? 【解析】 【知识点】be used to do sth. 被用来做某事 句 3 Stones were used to keep the road hard. 人们用石头来保持路面坚硬。 8 【例句】 Wood is often used to make paper. 木材常被用来造纸。 I used to get up early when I was in primary school. 我小学时常常早起。 I am used to getting up late. 我习惯晚起。 【拓展】 used to do sth. 过去常常做某事 be used to doing sth. 习惯于做某事 9 The new app ________ much easier for users to order food online. A. made it B. made that C. made this D. made 模拟考场 10 — How do you like this new novel? — It is ________ more interesting than the one I read last month. A. very B. much C. more 模拟考场 11 模拟考场 完成句子。 父母的鼓励对孩子的成长有很大的影响。 Parents’ encouragement ________ a great ________ ________ children’s growth. has effect on 12 模拟考场 完成句子。 竹子常被用来制作家具和乐器。 Bamboo ________ often ________ ________ make furniture and musical instruments. is used to 13 模拟考场 用所给单词的正确形式填空。 When I was a child, I ________ (used to) be afraid of the dark, but now I __________ (be used to) sleeping with the lights off. The invention of online payment ________ (make) it more convenient for people ________ (shop) without carrying cash. used to am used to makes to shop 14 语法 一般现在时和一般过去时的被动语态 定义 用法 结构 基本结构 不同时态结构 英语中有两种语态：主动语态和被动语态，分别构成主动句和被动句。 被动语态用以说明主语与谓语动词之间的关系：主语是谓语动作的承受者。一般来说，只有需要动作对象的及物动词才有被动语态。 一般现在时和一般过去时的被动语态 被动语态的定义 被动句：The bike is fixed by the worker. 主语，谓语动作的承受者 谓语 谓语动作的发出者 主动句：The worker fixes the bike. 主语，谓语动作的发出者 谓语 宾语，谓语动作的承受者 用法 强调动作的承受者 This house was built in 1990. 这座房子建于1990年。 (强调的是“房子”被建造) The window was broken last night. 昨晚窗户被打碎了。 (强调的是“窗户”被打破) 不知道或没必要指出动作的执行者 My bike was stolen yesterday. 我的自行车昨天被偷了。 (不知道是谁偷的) The meeting room is cleaned every morning. 会议室每天早上都会被打扫。 (重点是“会议室被打扫” ，无须指出是谁打扫的) 动作的发出者是物而不是人 The roof was blown off by the strong wind. 屋顶被强风吹走了。 (the strong wind是动作的发出者，但无主观意愿) The city was destroyed by the earthquake. 城市被地震摧毁了。 (the earthquake是动作的发出者，但无主观意愿) 用于客观、正式的文体(如：科技文章、新闻报道、官方文件、说明书等)，以显得客观中立 Samples were heated to 100℃ for one hour. 样本被加热至100摄氏度，持续了一小时。 (标准实验步骤描述，聚焦于样本承受的动作) Several arrests were made following last night’s protests. 在昨晚的抗议活动后，实施了数次逮捕。 (客观报道事件结果，不指明执行者，符合新闻报道 的中立原则) be + 过去分词 过去分词的变形 规则 举例 大多数动词后加ed play—played 以e结尾的动词，后面直接加d like—liked 以辅音字母+y结尾的动词，变y为i，再加ed study—studied 以一个辅音字母结尾的重读闭音节动词，双写最后的辅音字母，再加ed stop—stopped plan—planned 规则变化 基本结构 规则 举例 三形同体 cut—cut—cut read—read—read (读音不同) 过去式与过去分词一致 bring—brought—brought send—sent—sent 三形均不同 take—took—taken see—saw—seen write—wrote—written... 不规则变化 一般现在时 各时态的结构 主动语态：do/does She cleans the room. 她打扫房间。 被动语态：am/is/are + 过去分词 The room is cleaned by her. 房间被她打扫。 The room is not cleaned by her. 她没有打扫房间。 Is the room cleaned by her? 房间是她打扫的吗？ 一般过去时 主动语态：did He fixed the bike. 他修理了自行车。 被动语态：was/were + 过去分词 The bike was fixed by him. 自行车被他修理了。 The bike wasn’t fixed by him. 自行车不是他修理的。 Was the bike fixed by him? 自行车是他修理的吗？ 找出主动句的宾语，将其变成被动句的主语； 将主动句的谓语变成“be + 及物动词的过去分词”，be根据主动句的时态及被动句主语的数进行相应变化； 主动句的主语变成被动句中by的宾语(或省略)。 主动句：主语(执行者) + 谓语动词 + 宾语(承受者). 被动句：主语(原宾语/承受者)+ be + 过去分词 + (by + 原主语/执行者). 主动语态变被动语态转换规则 主动句：Millions of people read this newspaper. 找宾语 宾语变主语 变谓语 找主语 主语放by后 被动句： This newspaper is read by millions of people. — Did you go to the concert last night? — No. The tickets ________ out by the time I arrived at the box office. A. sold B. were sold C. sells D. sell 模拟考场 又 This kind of smart phone ________ by more and more young people nowadays. A. is using B. used C. is used D. was used 模拟考场 又 将下列主动句改为被动句： Many people speak English as a second language. → English ____ ________ as a second language by many people. is spoken 模拟考场 又 将下列被动句改为主动句： The old bridge was built by the local villagers in 1980. → The local villagers ________ the old bridge in 1980. built 模拟考场 又 连词成句。 1. by / the homework / was / the students / carefully / finished / last night / . → _________________________________________ 2. every day / the classroom / by us / is cleaned / after school / . → ___________________________________________ The homework was finished carefully by the students last night. The classroom is cleaned by us after school every day. 模拟考场 又 $