Unit 2 Making a Better World 主谓一致、时态与条件状语从句（核心语法精练）英语新教材北师大版九年级下册

Unit 2 Making a Better World 核心语法精练 （主谓一致、时态与条件状语从句） 目录 一、知识回顾 1 二、考点夯基 2 一、用所给单词的正确形式填空 2 二、单项选择 2 三、完成句子 3 四、句型转换 3 三、综合提升 4 一、语法填空 4 二、语法选择 4 主谓一致、时态与条件状语从句用法速览 类别 核心规则 例句与提醒 主谓一致 everyone / everybody / nobody / everything / something 作主语时，谓语动词用单数 例：Everyone is here. 例：Nobody knows the answer. 一般过去时 表示过去某时发生的动作，常与 last year / yesterday / in 2024 连用 例：Last Sunday we held a charity activity. 现在进行时 am / is / are + doing，常与 now / look / listen / at the moment 连用 例：Look! They are cleaning the street. 一般将来时 will + 动词原形，或 be going to + 动词原形，表示将来 例：We will make our city cleaner. There be 表示“某处有某物”，be 动词与最靠近的主语保持一致（就近原则） 例：There are many ways… 例：There is a way… 条件从句 as long as / if 引导条件状语从句；主句用将来时，从句用一般现在时（主将从现） 例：As long as you are kind, you will get kindness back. 常见错误 ① × Everyone are… → Everyone is… ② × As long as you will try… → …you try… ③ × There is many ways → There are many ways 先找主语，再定时态 一、用所给单词的正确形式填空。 1.Everyone ________ (have) the duty to make the world a better place. 2.As long as we ________ (try) our best, we will help more people in need. 3.They ________ (plant) many trees to protect the environment last year. 4.Look! The students ________ (help) the old clean their houses now. 5.There ________ (be) a lot of work to do for climate protection. 6.I ________ (join) the volunteer team to help others next term. 二、单项选择。 1．Everyone in our class ________ ready to help people in need. A．is B. are C. was D. were 2．As long as you ________ kind to others, you will get kindness in return. A．are B. will be C. was D. were 3．We ________ a charity activity to help poor kids last Sunday. A．hold B. held C. will hold D. are holding 4．There ________ many ways to protect our environment and stop climate change. A．is B. are C. was D. were 5．Look! Volunteers ________ rubbish on the street to keep the city clean. A．pick B. picked C. are picking D. will pick 6．You ________ make the world better as long as you keep doing small good things. A．can B. could C. will D. would 7．Nobody ________ useless in making a better world. A．is B. are C. was D. were 8．I ________ many good deeds since I became a volunteer. A．do B. did C. have done D. will do 9．Either the teacher or the students ________ going to take part in the green activity. A．is B. are C. was D. were 10．As long as it ________ fine tomorrow, we will go to plant trees. A．is B. will be C. was D. were 11．My brother often ________ old clothes to help poor children. A．give B. gives C. gave D. will give 12．There ________ little water on the earth if we don’t protect the environment. A．is B. are C. will be D. were 三、完成句子。 1．只要我们互帮互助，世界就会变得更美好。 ________ ________ ________ we help each other, the world will become better. 2．每个人都应该为保护环境贡献力量。 Everyone ________ ________ a duty to protect the environment. 3．看！志愿者们正在帮助山区的孩子。 Look! Volunteers ________ ________ the children in mountain areas. 4．昨天我们参加了应对气候变化的公益活动。 We ________ ________ in the public activity for climate change yesterday. 5．只要天气好，我们明天就去植树。 We will plant trees tomorrow ________ ________ ________ the weather is fine. 6．有许多学生愿意帮助需要帮助的人。 There ________ ________ many students willing to help people in need. 7．他经常利用空闲时间做善事。 He often ________ ________ good deeds in his free time. 8．只要坚持努力，我们就能改善我们的家园。 We can improve our home ________ ________ ________ we keep working hard. 四、句型转换。 1．As long as you protect nature, you will make the world greener.（改为同义句，主句前置） You will make the world greener ________ ________ ________ you protect nature. 2．Everyone does small good things every day.（改为否定句） No one ________ small good things every day. 3．They are helping homeless people now.（改为一般疑问句） ________ they ________ homeless people now? 4．There is a volunteer activity in our school.（改为复数句） There ________ some volunteer ________ in our school. 5．He helps old people every weekend.（用last weekend改写句子） He ________ old people last weekend. 6．We will save energy. We can reduce climate change.（用as long as合并句子） We can reduce climate change ________ ________ ________ we save energy. 一、语法填空（语篇词数：106 词） 阅读短文，用括号内所给单词的适当形式填空，每空一词。 Everyone 1.____ (have) the ability to make the world better. As long as we 2.____ (keep) kindness in mind, we can help people around us. There 3.____ (be) many simple ways to do good deeds in daily life. Last month, our school 4.____ (hold) a climate protection activity. All students 5.____ (work) together to clean the community and plant young trees. Now we 6.____ (learn) more knowledge about environmental protection every week. Nobody 7.____ (be) too small to make a difference. If we try our best every day, we 8.____ (improve) our living environment greatly. Helping others and protecting nature 9.____ (be) the best way to create a warmer and greener world for all humans. 二、语法选择（语篇词数：146 词） 通读短文，掌握大意，从 A、B、C、D 四个选项中选出最佳选项。 Making a better world is not a big dream far away from us. Everyone 1.____ able to do something to change the world for the better. As long as we 2.____ warm‑hearted and helpful, we can bring light to others’ lives. There 3.____ thousands of volunteers working for public good every day. They help poor kids, care for the old and protect the natural environment. Last year, our class 4.____ part in a climate protection activity. We planted trees and cleaned the streets. Now we 5.____ small good things in our daily life all the time. Look! My classmates 6.____ books and clothes for children in mountain areas at the moment. Nobody 7.____ useless in improving the world. Every small action matters. As long as we keep trying, we 8.____ make our planet cleaner and warmer. We should always remember that kindness and responsibility 9.____ the most precious power to make a better world. 1.A．is B．are C．was D．were 2.A．are B．will be C．was D．were 3.A．is B．are C．was D．were 4.A．take B．took C．will take D．are taking 5.A．do B．did C．have done D．will do 6.A．collect B．collected C．are collecting D．will collect 7.A．is B．are C．was D．were 8.A．can B．will C．could D．would 9.A．is B．are C．was D．were 1 / 12 学科网（北京）股份有限公司 $ Unit 2 Making a Better World 核心语法精练 （主谓一致、时态与条件状语从句） 目录 一、知识回顾 1 二、考点夯基 2 一、用所给单词的正确形式填空 2 二、单项选择 2 三、完成句子 4 四、句型转换 5 三、综合提升 6 一、语法填空 6 二、语法选择 7 主谓一致、时态与条件状语从句用法速览 类别 核心规则 例句与提醒 主谓一致 everyone / everybody / nobody / everything / something 作主语时，谓语动词用单数 例：Everyone is here. 例：Nobody knows the answer. 一般过去时 表示过去某时发生的动作，常与 last year / yesterday / in 2024 连用 例：Last Sunday we held a charity activity. 现在进行时 am / is / are + doing，常与 now / look / listen / at the moment 连用 例：Look! They are cleaning the street. 一般将来时 will + 动词原形，或 be going to + 动词原形，表示将来 例：We will make our city cleaner. There be 表示“某处有某物”，be 动词与最靠近的主语保持一致（就近原则） 例：There are many ways… 例：There is a way… 条件从句 as long as / if 引导条件状语从句；主句用将来时，从句用一般现在时（主将从现） 例：As long as you are kind, you will get kindness back. 常见错误 ① × Everyone are… → Everyone is… ② × As long as you will try… → …you try… ③ × There is many ways → There are many ways 先找主语，再定时态 一、用所给单词的正确形式填空。 1.Everyone ________ (have) the duty to make the world a better place. 【答案】has 【解析】考查主谓一致，不定代词everyone作主语，一般现在时谓语动词用单数，适配单元主谓一致考点。 2.As long as we ________ (try) our best, we will help more people in need. 【答案】try 【解析】考查as long as条件状语从句，严格遵循**主将从现**规则，从句用一般现在时。 3.They ________ (plant) many trees to protect the environment last year. 【答案】planted 【解析】考查一般过去时，last year为过去时间标志，动词用过去式，适配单元时态考点。 4.Look! The students ________ (help) the old clean their houses now. 【答案】are helping 【解析】考查现在进行时，look为现在进行时标志词，复数主语搭配are doing。 5.There ________ (be) a lot of work to do for climate protection. 【答案】is 【解析】考查主谓一致就近原则，后文work为不可数名词，be动词用单数is。 6.I ________ (join) the volunteer team to help others next term. 【答案】will join / am going to join 【解析】考查一般将来时，next term为将来时间标志，适配单元六大基础时态考点。 二、单项选择。 1．Everyone in our class ________ ready to help people in need. A．is B. are C. was D. were 【答案】A 【解析】考查主谓一致，everyone作主语谓语用单数，常态描述用一般现在时。 2．As long as you ________ kind to others, you will get kindness in return. A．are B. will be C. was D. were 【答案】A 【解析】考查as long as主将从现，从句用一般现在时，主语you搭配are。 3．We ________ a charity activity to help poor kids last Sunday. A．hold B. held C. will hold D. are holding 【答案】B 【解析】考查一般过去时，last Sunday为过去时间，hold过去式为held。 4．There ________ many ways to protect our environment and stop climate change. A．is B. are C. was D. were 【答案】B 【解析】考查there be就近原则，ways为复数名词，一般现在时用are。 5．Look! Volunteers ________ rubbish on the street to keep the city clean. A．pick B. picked C. are picking D. will pick 【答案】C 【解析】考查现在进行时，look提示动作正在进行，复数主语用are picking。 6．You ________ make the world better as long as you keep doing small good things. A．can B. could C. will D. would 【答案】C 【解析】考查主将从现，as long as条件从句，主句用一般将来时will。 7．Nobody ________ useless in making a better world. A．is B. are C. was D. were 【答案】A 【解析】考查主谓一致，nobody为不定代词，作主语谓语用单数is。 8．I ________ many good deeds since I became a volunteer. A．do B. did C. have done D. will do 【答案】C 【解析】考查现在完成时，since为完成时标志，表动作持续至今。 9．Either the teacher or the students ________ going to take part in the green activity. A．is B. are C. was D. were 【答案】B 【解析】考查主谓一致就近原则，either…or结构就近students复数，用are。 10．As long as it ________ fine tomorrow, we will go to plant trees. A．is B. will be C. was D. were 【答案】A 【解析】考查主将从现，条件从句用一般现在时，主语it搭配is。 11．My brother often ________ old clothes to help poor children. A．give B. gives C. gave D. will give 【答案】B 【解析】考查一般现在时，often表常态，主语三单，谓语用gives。 12．There ________ little water on the earth if we don’t protect the environment. A．is B. are C. will be D. were 【答案】C 【解析】考查if条件句主将从现，主句表将来情况，用一般将来时will be。 三、完成句子。 1．只要我们互帮互助，世界就会变得更美好。 ________ ________ ________ we help each other, the world will become better. 【答案】As long as 【解析】考查as long as条件状语从句，置于句首首字母大写，遵循主将从现规则。 2．每个人都应该为保护环境贡献力量。 Everyone ________ ________ a duty to protect the environment. 【答案】has 【解析】考查主谓一致，everyone作主语谓语用单数have的三单has。 3．看！志愿者们正在帮助山区的孩子。 Look! Volunteers ________ ________ the children in mountain areas. 【答案】are helping 【解析】考查现在进行时，look为标志词，复数主语搭配are doing。 4．昨天我们参加了应对气候变化的公益活动。 We ________ ________ in the public activity for climate change yesterday. 【答案】took part 【解析】考查一般过去时，yesterday提示过去式，take part in固定搭配过去式为took。 5．只要天气好，我们明天就去植树。 We will plant trees tomorrow ________ ________ ________ the weather is fine. 【答案】as long as 【解析】考查条件状语从句后置用法，as long as表“只要”，适配主将从现。 6．有许多学生愿意帮助需要帮助的人。 There ________ ________ many students willing to help people in need. 【答案】are 【解析】考查there be就近原则，students为复数，be动词用are。 7．他经常利用空闲时间做善事。 He often ________ ________ good deeds in his free time. 【答案】does 【解析】考查一般现在时三单，do good deeds固定搭配，主语三单用does。 8．只要坚持努力，我们就能改善我们的家园。 We can improve our home ________ ________ ________ we keep working hard. 【答案】as long as 【解析】考查条件状语从句，as long as引导条件，贴合单元核心语法。 四、句型转换。 1．As long as you protect nature, you will make the world greener.（改为同义句，主句前置） You will make the world greener ________ ________ ________ you protect nature. 【答案】as long as 【解析】考查条件状语从句位置灵活变换，前后置句意、语法不变，适配主将从现规则。 2．Everyone does small good things every day.（改为否定句） No one ________ small good things every day. 【答案】does 【解析】考查主谓一致，no one作主语仍为单数，一般现在时用does。 3．They are helping homeless people now.（改为一般疑问句） ________ they ________ homeless people now? 【答案】Are; helping 【解析】考查现在进行时句型转换，be动词提前，动词形式不变。 4．There is a volunteer activity in our school.（改为复数句） There ________ some volunteer ________ in our school. 【答案】are; activities 【解析】考查there be主谓一致和名词单复数，单数改复数对应变换。 5．He helps old people every weekend.（用last weekend改写句子） He ________ old people last weekend. 【答案】helped 【解析】考查一般过去时，last weekend为过去时间，动词用过去式。 6．We will save energy. We can reduce climate change.（用as long as合并句子） We can reduce climate change ________ ________ ________ we save energy. 【答案】as long as 【解析】考查条件状语从句合并句子，贴合单元核心语法考点。 一、语法填空（语篇词数：106 词）阅读短文，用括号内所给单词的适当形式填空，每空一词。 Everyone 1.____ (have) the ability to make the world better. As long as we 2.____ (keep) kindness in mind, we can help people around us. There 3.____ (be) many simple ways to do good deeds in daily life. Last month, our school 4.____ (hold) a climate protection activity. All students 5.____ (work) together to clean the community and plant young trees. Now we 6.____ (learn) more knowledge about environmental protection every week. Nobody 7.____ (be) too small to make a difference. If we try our best every day, we 8.____ (improve) our living environment greatly. Helping others and protecting nature 9.____ (be) the best way to create a warmer and greener world for all humans. 【答案】 1.has 2.keep 3.are 4.held 5.worked 6.learn 7.is 8.will improve 9.are 【文章大意】短文指出每个人都有让世界变好的能力：心存善意、参加环保活动、坚持做小事，就能改善生活环境，为全人类创造更温暖、更绿色的世界。 【解析】 1.Everyone 作主语视为单数，一般现在时用 has，故填 has。 2.as long as 引导条件状语从句，主将从现，用一般现在时 keep，故填 keep。 3.There be 句型主语为 many simple ways，用 are，故填 are。 4.句中有 Last month，用一般过去时 held，故填 held。 5.与 held 并列，描述过去的活动，用一般过去时 worked，故填 worked。 6.句中有 Now … every week，表示现阶段经常性动作，用一般现在时 learn，故填 learn。 7.Nobody 作主语视为单数，用 is，故填 is。 8.if 条件句主将从现，主句用 will improve，故填 will improve。 9.动名词短语 Helping others and protecting nature 作主语视为单数，用 are 表示复数概念的并列主语，故填 are。 二、语法选择（语篇词数：146 词）通读短文，掌握大意，从 A、B、C、D 四个选项中选出最佳选项。 Making a better world is not a big dream far away from us. Everyone 1.____ able to do something to change the world for the better. As long as we 2.____ warm‑hearted and helpful, we can bring light to others’ lives. There 3.____ thousands of volunteers working for public good every day. They help poor kids, care for the old and protect the natural environment. Last year, our class 4.____ part in a climate protection activity. We planted trees and cleaned the streets. Now we 5.____ small good things in our daily life all the time. Look! My classmates 6.____ books and clothes for children in mountain areas at the moment. Nobody 7.____ useless in improving the world. Every small action matters. As long as we keep trying, we 8.____ make our planet cleaner and warmer. We should always remember that kindness and responsibility 9.____ the most precious power to make a better world. 1.A．is B．are C．was D．were 2.A．are B．will be C．was D．were 3.A．is B．are C．was D．were 4.A．take B．took C．will take D．are taking 5.A．do B．did C．have done D．will do 6.A．collect B．collected C．are collecting D．will collect 7.A．is B．are C．was D．were 8.A．can B．will C．could D．would 9.A．is B．are C．was D．were 【答案】 1.A 2.A 3.B 4.B 5.A 6.C 7.A 8.B 9.B 【文章大意】短文说明“让世界更美好”并不遥远：人人都有能力出力，只要心存善意、坚持做小事，就能给他人带来光亮，让地球更清洁温暖。 【解析】 1.主语 Everyone 视为单数，be 动词用 is，故选 A。 2.as long as 引导条件状语从句，主将从现，从句用一般现在时 are，故选 A。 3.There be 句型中主语为 thousands of volunteers，用复数 are，故选 B。 4.句中有 Last year，用一般过去时 took，故选 B。 5.句中有 Now … all the time，表示现阶段经常性动作，用一般现在时 do，故选 A。 6.句中有 Look! … at the moment，用现在进行时 are giving，故选 C。 7.Nobody 作主语视为单数，谓语用 is，故选 A。 8.as long as 条件句主将从现，主句用 will make，故选 B。 9.主语 kindness and responsibility 为复数概念，be 动词用 are，故选 B。 1 / 12 学科网（北京）股份有限公司 $