Unit 5 Grammar 动词不定式 课件 2025-2026学年译林版英语八年级上册

该初中英语课件聚焦“动词不定式”核心语法点，涵盖作宾语、目的状语、宾语补足语等用法。通过动物园参观情境导入，以Simon描写熊猫的语篇切入，提炼规则后结合Millie补全文章、Amy匹配句子等练习，构建“情境感知-规则提炼-应用实践”的学习支架。 其亮点是情境化与任务型教学结合，以野生动物园主题贯穿，用熊猫Yu Bao等真实案例和学生游记语篇，助学生在语境中理解语法，提升语言能力。设计remember to do/doing辨析任务培养思维品质，练习从基础填空到中考真题，学生可循序渐进掌握，教师能直接用于分层教学，提高效率。

Unit5 Wild animals Grammar 1 If we want to see giant pandas, where can we go? Yu Bao Jia Yueyue The Class 1, Grade 8 students went on a school trip to Beijing Zoo yesterday. Simon wrote about a giant panda. Guess: What aspects did he write? weight food looks qualities ... Read Simon’s article. (动词)不定式 动词v. 谓语v. 非谓语v. 句子的“核心动作” 不定式 ( to do ) 动名词 ( doing ) 分词 ( doing / done ) 依附于谓语动词存在 把“动作”当“名词/形容词/副词”用 当句子中已经有谓语动词,而我们又要表达不止一个动作概念时, 其余的动词可以使用非谓语形式。 She wants to see pandas. (她想去看熊猫。) 依附谓语动词 wants 动词不定式 动词不定式在句子中不充当谓语,因此没有人称、数的变化,可在句中充当多种成分,如主语、宾语、宾语补足语、状语等。 e.g. To learn English well is not easy. 学好英语不容易。 What are you trying to do? 你想干什么? The teacher asked us to read more English stories. 老师让我们多读英语故事。 They got up early to catch the early bus. 他们早起去赶早班车。 start begin try decide want 动词不定式 作宾语 动词不定式作宾语 动词不定式to do在句中常充当谓语动词的宾语,这一类谓语动词常见的有:afford、agree、choose、decide、forget、hope、learn、manage、plan、prepare、promise、refuse、try、want。 e.g. I decided to visit my grandparents this weekend. 我决定这个周末去看望祖父母。 注意:动词不定式to do的否定形式是“not to do”。 e.g. You must promise not to do this again. 你必须保证不再这么做了。 agree to do sth. 同意做某事 begin/ start to do sth. 开始做某事 decide to do sth. 决定做某事 fail to do sth. 未能做某事 forget to do sth. 忘记做某事 hope to do sth. 希望做某事 choose to do sth. 选择做某事 need to do sth. 需要做某事 learn to do sth. 学着做某事 plan to do sth. 计划做某事 prepare to do sth. 准备做某事 remember to do sth. 记得做某事 try to do sth. 尝试做某事 seem to do sth. 似乎做某事 want to do sth. = would like to do sth. 想要做某事 can’t wait to do sth. 迫不及待做某事 try one’s best to do sth.尽某人最大的努力做某事 to do 作宾语 11 常见的接to do作宾语的动词 想要拒绝选择 (want,refuse, choose), 计划努力学习 (plan, try, learn); 许诺同意帮助 (promise, agree, help), 希望决定开始 (hope,decide, begin/start)。 助记 1. My mother asked me _ (wash) the dishes after dinner. 2. He hopes _ (visit) his grandparents next weekend. 3. Which sentence is correct?( ) A. I plan learn English well. B. I plan to learn English well. C. I plan learning English well. to wash to visit B Practice Millie watched a video about another giant panda at the zoo and then wrote about it. likes to eat want to move manages to climb fails to get 1) Grandma didn’t remember how to use the computer. 2) Do you know when to leave the hotel ? 1. “疑问词(如how、which、what、when、where等)+to do”可以接在一些动词(如discuss、remember、learn、know、decide等) 后作宾语。 奶奶不记得如何使用这台电脑了。 你知道什么时候离开酒店吗? 1) I found it difficult to make a cake. 2) I feel it easy to finish the work in two hours. 3) He thinks it meaningful to help them. 2. 有时不定式可用it代替, 如“sb. finds/thinks/feels it + 形容词 + to do sth”, 意为“某人发现/认为/觉得某事……”。 我发现做一个蛋糕不容易。 我觉得在两小时内完成这项工作很容易。 他认为帮助他们是有意义的。 remember _ sth. 记得要做某事 remember _ sth. 记得做过某事 forget _ sth. 忘记要做某事 forget _ sth. 忘记做过某事 1. 去动物园的时候记得带上相机。 _ _ take the camera when you go to the zoo. 2. 他们记得在动物园拍了很多照片,这些照片充满了美好的回忆。 They _ _ many photos in the zoo, which are full of good memories. 有些动词既可跟不定式to do作宾语, 也可跟动名词doing作宾语,但含义不同: Remember to doing to do doing to do remember taking stop to do sth. 停下来去做某事 stop doing sth. 停止做某事 go on to do sth. 继续做另一件事 go on doing sth. 继续做原来在做的事 need to do sth. 需要做某事 need doing sth. 某事需要被做 Read the text below by a panda keeper. We often use to-infinitives or _ to express purpose(表目的). The latter is more formal than the former. Work out the rule! in order to 动词不定式 作目的状语 表目的 动词不定式作目的状语 我们还可以用动词不定式to do表示某一动作/状态的目的。 e.g. We will move faster to build China into a country strong in sports. 我们要加快将中国建设成为体育强国。 He stayed at the school to clean the classroom. 他留在学校打扫教室。 为了让表达更清楚/对目的加以强调,还可用 in order to。 e.g. She is running quickly in order to catch the first bus. 为了赶上首班公交车,她正飞快地跑着。 I will sit in the front in order to hear more clearly. 为了听得更清楚,我要坐在前面。 注意:由in order to引导的目的状语,既可以置于句尾,也可以置于句首。 e.g. They left early in order to get there in time. 为了及时赶到那里,他们很早就出发了。 = In order to get there in time, they left early. 1. He saved money every month _ (buy) a new basketball. 2. We turned on the light _ (see) the words on the blackboard clearly. 3. —Why did Tom go to the supermarket yesterday? —He went to the supermarket _ _ some milk. 4. Which sentence uses the infinitive as an adverbial of purpose (目的状语)?( ) A. I want to read this storybook. B. She has a pen to write with. C. They ran fast to catch the early train. to buy to see to buy C Practice make us all laugh Daniel wrote about the school trip to the zoo. 动词 宾语 带to / 不带to的不定式 see a baby lion stay ask us not to feed help us (to) understand make see help not 动词不定式 作宾语补足语 动词不定式作宾语补足语 我们可以用动词不定式来说明宾语的情况,此时动词不定式在句中充当宾语补足语。 e.g. I want you to sing a song for us. 我想让你给我们唱首歌。 My father asked me to clean my room. 我爸爸让我打扫一下我的房间。 部分动词, 如ask、tell、order、invite、get、allow、wish、want、encourage、advise、warn、like、love、hate等, 常跟带to的动词不定式作宾语补足语。 e.g. What did your parents advise you to do? 你父母建议你怎么做? The policeman told the boys not to swim in the river. 警察告诉男孩们别在河里游泳。 感官动词,如hear、feel、see、watch、notice等,以及使役动词let、make和have,常跟不带to的动词不定式。 此时不带to的动词不定式作宾语补足语。 e.g. I saw her open the door. 我看见她打开门。 You can let the boy go first. 你可以让那个男孩先走。 动词help后面的动词不定式可带to,也可不带to。 e.g. She often helps me (to) do the housework. 她常常帮我做家务。 We helped him (to) fix his bike. 我们帮他修自行车。 notice listen to hear watch 五看 see look at observe 三使 let make have 二听 一感觉 feel + sb. do sth. (不带to) 常跟不带to的动词不定式作宾补的动词有: 1. My teacher often tells us _ (be) quiet in class. 2. Tom’s parents asked him _ ( play) computer games for too long. 3. We all want our team _ (win) the school basketball match. 4. The boss told his worker _ (finish) the work before 5 o’clock. 5. Which sentence uses the infinitive as an object complement (宾语补足语)?( ) A. I hope to visit Beijing next year. B. Mom wants me to help her with cooking. C. He has no time to watch the movie. to be not to play to win to finish B Practice Kitty is also writing about the trip to the zoo. P71 C1 asked to watch told to wear helped (to) learn wanted to write heard sing 根据提示完成句子,描述动物园之旅(每句含1个不定式结构) 1. On Saturday morning, my classmates and I went to the city zoo _ (放松自己). 2. We listened carefully to the guide _ (了解更多关于老虎的知识). 3. I bought a small toy panda _ (送给我的弟弟). 4. It’s important _ (遵守动物园的规则) to keep safe. to relax ourselves to learn more about tigers to give to my little brother to follow the zoo rules 1. We will attend the tea festival in our town _ more about tea culture. A. learning B. to learn C. learned (2025 福建) 2. After finishing college, she decided _ in a restaurant. A. work B. working C. to work (2025 广东) 中考链接 3. _(draw) a Chinese painting, you need a writing brush. (2025 贵州) 4. The rulers of Jijiaocheng asked the people _(cut) down trees in the mountains. (2025 湖南) 5. People may use different body language _ the same feelings. A. show B. to show C. showed D. shows (2025 天津) To draw to cut $