Unit 2 Communication Lesson 4 Animal Talk （课件）- 【上好课】2024-2025学年八年级英语下册同步精品课堂（北师大版）

仓颉之初作书盖依类象形故谓之文其形声相益即谓之字文者物象之本字者言孳乳而浸多也著于竹帛谓之仓颉之初作书盖依类象形故谓之文其形声相益即谓之字文者物象之本字者言孳乳而 Lesson 4 Animal Talk 北师大版八年级下册 Unit 2 Communication 行业PPT模板http:///hangye/ Teaching Aims Talk about different methods for communication. Listen to a dialogue about making small talk. Read about how animals communicate. Write about communication tools in your family. Learn about the present perfect and reflexive pronouns. Getting Ready Look at the Key Words and use them to describe the photos. In Photo A, the two people are using a computer. Maybe they are writing a blog or sending an email. Example Warm-up Think of animals you know. How do they communicate? WHY? Example I think ants communicate by smell. Reading What are the three main methods of animal communication? by smell ; by sound; by body language Reading What methods do these animals use to communicate? WHY? ants elephants dogs frogs cats whales mice insects ants:by smell elephants:by sound dogs: by smell and by body language frogs: by sound cats: by body language whales: by sound mice:by smell insects:by sound Example Vocabulary Find these words in the text.Which meaning does it have in the text? Circle the correct definition. Grammar Read the following sentences and find more similar ones from the text. Then find rules to complete the table. 1. Scientists have discovered that even ants use smell. 2. Everyone has heard birds singing. have has The Present Perfect 1 发生在过去但对现在有影响的动作。 2 发生在过去，持续到现在的动作。常和since,for, all my life等时间状语连用。 Her last book has been a great success. I have lost my keys. She has been an English teacher for five years. I / We / You / They have (='ve) gone out. He / She / It has (=’s) gone out. I/ We / You / They have not (=haven't) gone out. He / She / It has not (hasn't) gone out. 现在完成时的构成形式是have / has +过去分词。 肯定句 The Present Perfect 否定句 Have you / they gone out?----Yes, I / we / they have.----No, I / we / they haven't. Has he / she / it gone out? ----Yes, he / she / it has.----No, he / she / it hasn't. When have you / they gone out? When has he / she / it gone out? 现在完成时的构成形式是have / has +过去分词。 一般疑问句 The Present Perfect 特殊疑问句 现在完成时常与already, just, ever, never，yet等副词连用，副词置于have / has之后，或置于句尾。 I have never been to Peter’s house. He has just bought a new car. 现在完成时及其常用副词和时间状语 Example The Present Perfect already常用于肯定句，yet常用于疑问句和否定句，ever常用于疑问句。 I have already finished my homework. Have you repaired your bike yet? Have you ever thought about becoming an astronaut? 现在完成时及其常用副词和时间状语 Example The Present Perfect 现在完成时还可以与for+一段时间或 since+某时间点连用。 I have studied here for three years. I have studied here since 2010. 现在完成时及其常用副词和时间状语 Example The Present Perfect Grammar Complete the text with the verbs in brackets in present simple or present perfect. I 1______(have) two dogs. Ginger 2__________(be) in our family for seven years and Choc 3___(be) just two years old. They aren't really friends.Ginger 4____________(bite) Choc a few times and she often 5________(bark) at her. At the moment, we're training them.I 6____________ (find) a good dog trainer and I 7________ (take) the dogs to her three times a week. She's really great! have has been is has bitten barks have found take Grammar Use the words to make sentences in the present perfect. 1 love animals /always / she 2 never / he / have a pet 3 Molly / be / for 10 years / my pet 4 have a pet tortoise / I / since I was 10 years old She has always loved animals. He has never had a pet. Molly has been my pet for 10 years. I have had a pet tortoise since I was 10 years old. Speaking A: I don't have any pets, but I've seen animals on TV. Some monkeys make loud noises to communicate with other monkeys. B:How? A:When they see a lion, they make loud noises. Then all the monkeys hide. Do you have any pets? Have you ever watched an animal? Example How do they communicate? Talk to your partner. Workbook Match the words with the meanings. Write the correct letters. (v) 1. to ask sb to come to a place or do sth 2. to make sth likely to happen 1. (n.) a kind oftransport that runs on a railway 2. (v.) to teach 1. (n.) a performance or a programme 2. (v.) to provide information to make it clear that something is true A train B show C invite C A B Workbook Complete the sentences with the words in the box. 1 He's looking away from us. You can see by his ____________that he's bored. 2 It's great to have a______________conversation with somebody. You can see how a person is feeling when you talk. 3 She can't speak so she uses ______________to communicate with others. 4 On holidays, it's fun to send _______________so people can see where you are. blog postcards letters emails face-to-face body language text messages sign language mobile phones body language face-to-face sign language postcards Workbook Complete the sentences with the words in the box. 5 My brother has a________so he can write about his favourite sports team. 6 Long ago, people used to write long_______. Now, they send _______from their computers. 7 A lot of teenagers communicate with friends by sending _____________on their ___________ blog postcards letters emails face-to-face body language text messages sign language mobile phones blog letters emails text messages mobile phones Workbook Meet Ella the Elephant Ella 1 has been at City Zoo for 32 years.She’s 40 years old now.As Ella's trainer, Jake Smith 2____________with Ella for the past ten years. Jake says that he 3_____________ Ella very well. Ella 4___usually a happy elephant. Jake watches Ella's body language to see how she's feeling. It doesn't happen often, but Jake 5_____Ella get angry. She holds her head up high and spreads out her ears. He has seen her get excited,too. When this happens, Ella 6_________up her ears and flaps them around. be (x2),communicate, hear, learn, lift, see, think, understand,visit,work has worked understands is sees Use the present simple tense or present perfect tense. lifts Workbook Ella 7____________by making different sounds. Sometimes, Ella and the three other elephants at the zoo make sounds that are so quiet that Jake can't hear them. But when they're excited, Jake 8______them make very loud sounds. Many people 9_____Ella at the zoo and she has made a lot of friends. Jake 10_______that he's lucky to be her trainer and friend for all these years! He 11______________a lot from her. be (x2),communicate, hear, learn, lift, see, think, understand,visit,work communicates Use the present simple tense or present perfect tense. hears visit thinks has learned Workbook Listen and match. Write a-e. _____show their teeth when they're angry. _____shake their heads from side to side when they're excited. _____rub their heads and necks together when they meet. _____use songs to send messages to others. _____make different calls so they can findeach other. a d b e c Workbook Listen and circle proper responses. 1 a Yes, I've found one. b No, I didn't find it. 2 a No, I didn't. b Yes, I have. 3 a She has had her dog for six years b Her dog is eight years old. 4 a They use body language. b They've used sounds. 5 a Yes, they discovered that. b They've discovered that insects communicate with sound. ✔ ✔ ✔ ✔ ✔ Workbook Listen and circle the correct answer. 1 Linda has had Frisco for________years. a eight b ten c eighteen 2 Linda has tried to_________with Frisco at weekends. a walk near home b relax at home c take a walk on the beach 3 Frisco ________. a doesn't understand body language b can understand Linda c is always quiet ✔ ✔ ✔ Workbook Listen and circle the correct answer. 4 Linda has learned that ___. a it's easy to train a dog b it's important to take lessons c you can learn everything from a book 5 Frisco loves to play with ___dogs. a small b noisy c big ✔ ✔ Workbook Translate the sentences into English. 1 蚂蚁用气味告诉同伴食物的位置。 2 每个人都曾听过狗叫声。 3 科学家们已经发现，有些昆虫利用声音来交流。 4 当我的猫用尾巴绕着它自己坐时,它很开心。 5 有些狗能用它们出色的嗅觉寻找失踪的人。 Workbook Translate the sentences into English. 1.Ants use smell to tell other ants where the food is. 2.Everyone has heard dogs barking. 3. Scientists have discovered ( that ) some insects communicate with sound. 4.When my cat sits with its tail around itself, it's happy. 5. Some dogs use their fantastic sense of smell to find missing people. 仓颉之初作书盖依类象形故谓之文其形声相益即谓之字文者物象之本字者言孳乳而浸多也著于竹帛谓之仓颉之初作书盖依类象形故谓之文其形声相益即谓之字文者物象之本字者言孳乳而 北师大版八年级下册 Unit 2 Thank you ！ Lesson 4 Animal Talk $$