Unit 5 Animals Helping People 现在进行时表动物当前行为定语从句 that 修饰动物-2025-2026学年八年级英语下册语法知识点全解（教科版五四制）

初二下册教科版（五四制） 【语法专版】Unit5知识点全解 语法专版 【专题】现在进行时与定语从句（动物主 题) Unit 5 Animals Helping People 考频分析 教科版（五四制）8下Unit5 Animals Helping People中，现在进行时表动物当前行为和that引导的 定语从句修饰动物是核心语法点，考频约占本单元语法考察的30%，主要分布在单项选择(2题)、 完形填空(2-3题)、语法填空(1-2题)、书面表达（描述动物行为场景时高频使用，影响内容连贯 性)。在语境理解类题目中，现在进行时的动作时效性和定语从句的修饰对象明确性是解题关键。 考查内容 。现在进行时表动物当前行为：时间标志词、主动语态结构 ·hat引导的定语从句修饰动物：基本结构、用法 。语法综合应用：现在进行时与定语从句结合 知识点二：现在进行时与定语从句（动物主题应用） 1.现在进行时表动物当前行为 1.时间标志词： ●now(现在)、at the moment(此刻) 。look(看，句首提示)、1 isten(听，句首提示) 2.主动语态结构： ·主语（动物）+am/is/are+动词现在分词(doing) ·主语单数动物用is,复数动物用are 3.例句： ·The dog is barking loudly now.(单数动物主语，用is+barking) 初二下册教科版（五四制） 【语法专版】Unit5知识点全解 ·The birds are flying in the sky at the moment.(复数动物主语，用are+flying) 2.that引导的定语从句修饰动物 1.基本结构： ●先行词（动物）+that+定语从句 ●that在从句中作主语或宾语，指物时可与wich互换 2.用法及例句： 。当hat在从句中作主语时： The panda that is eating bamboo is from Sichuan. ·当hat在从句中作宾语时： I like the cat that my sister bought last week.(that可省略) 3.综合应用（现在进行时+定语从句修饰动物） Look!The elephant that is drinking water with its trunk is very big Listen!The parrot that is singing a song can speak English 知识点三：现在进行时表动物当前行为与定语从句结合应用 1.现在进行时表动物当前行为 1.基础结构：主语（动物）+am/is/are+动词-ing形式 2.应用场景： ·描述动物正在进行的动作→The dog is chasing a cat in the garden. ●强调动物现阶段持续的行为→The birds are singing loudly in the tree now. 2.that引导的定语从句修饰动物 1.基础用法：先行词（动物）+ht+从句（描述动物特征/行为） 2.应用场景： ●指物（动物）的关系代词that→I like the panda that is eating bamboo. 。从句中作主语/宾语(that可省略作宾语)一The lion(hat)we saw yesterday is sleeping now. 3.两者结合应用（语法综合） 。结构：现在进行时从句作定语 ●例句：Look at the monkey that is climbing the tree. 。解析：主句Look at the monkey,定语从句that is climbing the tree修饰先行词monkey 2 初二下册教科版（五四制） 【语法专版】 Unit5知识点全解 考法精析 考法一：定语从句引导词that的用法辨析（修饰动物） 核心：根据先行词（动物）在定语从句中所作成分（主语/宾语），判断that是否可省略及从句谓语 动词的单复数 真题1（语法填空)： The elephant_is drinking water with its trunk is from Thailand. 答案：hat解析：先行词the elephant(动物)在从句中作主语，引导词hat不可省略，从句谓语 动词is drinking与先行词单数形式一致。 真题2（完形填空)： We watched the dolphins _trainers trained yesterday.They looked so smart. A.that B.who C.whom D.whose 答案：A解析：先行词the dolphins(动物)在从句中作宾语，引导词用hat(指代动物且可省略)， who/whom用于指人，whose表所属关系，此处不符合。 考法二：定语从句与情态动词推测结合 核心：在含有that引导的动物类定语从句中，根据上下文语境选择恰当的情态动词(must/might/can't) 表推测 真题1（语法填空)： The dog_(must/might)be lost because it is walking around the street alone. 答案：must解析：根据'walking around alone”的迹象，用must表肯定推测’一定'。 真题2（单项选择）： Look at the birds-are not singing in the tree.They-be afraid of the storm. A.that;might B.who;can C.which;must D.whom;can't 答案：A解析：第一空先行词birds为动物，用that引导定语从句（作主语）：第二空根据'not singing''的行为迹象，用night表可能性推测。 考法三：现在进行时、定语从句与情态动词表能力推测的综合应用 核心：结合动物行为场景，用tht引导的定语从句修饰动物先行词，从句中用现在进行时表当前动 作，同时运用情态动词can/must推测动物能力或行为可能性。 真题1（单项选择）： Look at the monkey_is climbing the tree!It-reach the bananas at the top. A.that;can B.who;must C.which;might D.where;should 答案：A解析：第一空需用that引导定语从句修饰the monkey(动物)，且that在从句中作主语： 第二空用can表动物具备的能力。 真题2（语法填空)： Listen!The bird(sing)in the cage-be a nightingale-it has a beautiful voice. 答案：that is singing,must解析：第一空需用定语从句修饰the bird,.用现在进行时is singing;第 3 初二下册教科版（五四制） 【语法专版】Unit5知识点全解 二空根据”嗓音优美”的特征，用must表肯定推测。 解题小妙招 定语从句妙招 动物先行ht引路，主语句中不可无： 若是宾语可省略，主谓一致要记住： 情态推测看迹象，must肯定might模糊： 现在进行表动作，be加doing莫疏忽； 综合运用三考点，先定成分再断句。 真题演练 演练一：单项选择（共10题） 1.The cat is playing with a ball is my pet. A.who B.that C.whom D.whose 2.We love the pandas_the zookeeper is feeding now. A.which B.who C.that D.whom 3.Look at the birds_are flying in the sky.They look free. A.that B.what C.who D.whose 4.The dogmy father bought yesterday is very cute. A.who B.whom C.that D.what 5.The monkeys-jumping on the trees must be from the rainforest. A.who B.that are C.which is D.whom 6.The fish in the pond might be sleeping because they are not moving. A.who swim B.that is swimming C.that are swimming D.whom swim 7.You-take the dog into the library.It's against the rule. A.may not B.must C.might D.can 8.The bird in the cage can't fly because its wings are hurt A.which sing B.that is singing C.who is singing D.whom sings 9.That animal_be a lion.It has black and white fur. A.must B.might C.can't D.may 10.The rabbits we saw in the park are eating carrots now. A.who B.that C.whom D.whose 初二下册教科版（五四制） 【语法专版】 Unit5知识点全解 演练二：填空试题（共10题） 1.The tiger(run)after the deer is very strong. 2.I like the parrot_(my brother)gave me as a gift 3.The dogs_(bark)loudly outside must be hungry. 4.You_(not)feed the animals in the zoo.It's dangerous. 5.The horse_(jump)over the fence is from Australia. 6.We visited the elephants(the zookeeper)showed us yesterday. 7.The cat(sleep)on the sofa might be tired. 8.This bird(fly)very high because it has strong wings. 9.The fish(not swim)in the river today might be hiding under the rocks. 10.The bear(eat)honey in the tree must be very happy. 演练三：语法填空试题（共10空) 阅读短文，在空白处填入适当的单词或括号内单词的正确形式。 Look at the animals in the zoo!The panda 1.-(lie)on the grass is from China.It 2.-be very relaxed because it's not moving at all.Nearby,there are monkeys 3.-(climb)the trees.The visitors 4._ (watch)them are taking photos.A zookeeper is feeding the tigers 5._(be)in the next cage.The tigers 6. -(eat)meat now.They 7.-be hungry because they haven't eaten for hours. Look at the bird 8.-(sing)in the tree!It 9.-fly very high,but today it stays there quietly.The ducks 10.(swim)in the lake are so cute.Children love watching them! 答案区 演练-：1B2.C3.A4.C5.B6.C7.A8B9.C10B 演练二：1.that is running2that3.that are barking4.must not5.that is jumping 6.that 7.that is sleeping 8.can 9.that are not swimming 10.that is eating 演练三：1.that is lying2.must3.that are climbing4.who/that are watching 5.that are 6.are eating 7.must 8.that is singing 9.can 10.that are swimming