发布时间 : 星期三 文章外研版八年级英语下册全册教案教学设计精编版更新完毕开始阅读a70a5e9667ce0508763231126edb6f1aff0071c5
Module 3 Journey to space Unit 1 Has it arrived yet?
◆ 教材分析
本模块以太空之旅为话题，着重介绍了火星探索以及宇宙中太阳系的部分知识。本节课是一节听说课型的新授课。作为模块的第一课，它为第二、三单元不仅提供了话题和语境，同时也为学生们后来的学习扫清语言和文化的障碍。在第一单元中，学生的听说活动都是围绕科学家已经完成和还未完成的太空任务而展开。本单元通过Daming和Tony 的谈话，介绍了人类太空探索的壮举。通过开展听、说、读等语言实践活动展示现在完成时态，为第二单元的学习奠定基础。本单元的重点是学生对听力材料主题和具体信息的捕捉训练。难点使学生能够有效地掌握信息，并运用所学词汇和现在完成时进行交流。 ◆ 教学目标 【知识目标】 能够用现在完成时描述人类太空探索计划，正确使用just, already, yet。能够正确使用下列单词：earth, yet, planet, latest, project, discover; 【能力目标】
能够听懂对火星计划的陈述,能够介绍人类对太空的探索经历 【情感目标】
通过学习中国“神州九号”、“神州十号”载人航天飞机太空探索的相关知识增强民族意识和自豪感。引导学生学习一些太空科学知识，实现跨学科交流。 教学重难点 ◆◆ 【教学重点】 1. To learn some expressions in the passage. 2. To learn the present perfect tense. 【教学难点】
1. To get information from the article.
2. To write a composition by using the present perfect tense. 课前准备 ◆◆ PPT课件、录音机、课堂练习 ◆ 教学过程
Step 1 Warming up
1. Enjoy news report and watch a video.
2. Show some pictures to introduce the new words. 3. Learn the new words. 4. Read the new words.
Step 2 Listen and number the words as you hear them. 1. Ask the students to read the words in Activity 1.
earth, land, message, moon, news, planet, reach, scientist 2. Play the recording.
3. Listen and number the words as you hear them. 4. Ask the students to check their answer with a partner.
5. Call back the answer from the whole class and check the answer. Step 3 Listen again and complete the notes. 1. Ask the students to read the notes in Activity 2. news about the trip to (1) ____________ journey of (2) __________ months has not sent back any (3) ___________ yet hope to find (4) ____________ on Mars 2. Listen again and complete the notes.
3. Ask the students to check their answer with a partner.
4. Call back the answer from the whole class and check the answer. keys: Mars eight messages life Step 4 Listen and read.
1. Show some pictures, and ask the students to talk about them. 2. Ask the students to read the conversation silently.
3. Play the recording and ask the students to listen and read the conversation. 4. Read the conversation. 5. Act it out.
6. Learn “Everyday English” 1) What are you up to?
2) Sure, no problem.
Step 5 Now answer the questions.
1. Ask the students to read through the questions in Activity3. 1) What school project have Daming and Tony got? 2) How does Daming feel about the school project? 3) What news has Tony heard? 4) Has anyone been to Mars? Why?
2. Ask the students to read through the conversation in Activity 3 again. 3. Answer the questions. 4. Check with a partner.
5. Call back the answers from the whole class. Keys:
They have got a project on spaceships. He’s not sure how to make the model. The spaceship to Mars has reached there.
No one has been to Mars yet, because Mars is very far away, much farther than the moon. Step 6 Complete the passage in Activity 4.
1. Ask the students to read the words in the box in Activity 4. arrive, discover, planet, send, yet 2. Ask the students to read through the passage in Activity 4.
On today’s news, Tony has heard that scientists have (1) _________ a spaceship to Mars and it has (2) ________ on the (3) _________ after a journey of several months from the earth. Scientists have not (4) _________ life on Mars (5) ________. And no astronaut has ever been to Mars because it is very far away.
3. Complete the passage with the correct form of the words in the box. 4. Check with a partner.
5. Call back the answers from the whole class.
Keys: 1. sent 2. arrived 3. planet 4. discovered 5. yet 6. Read the passage together. Step 7 Language points.
1. What are you up to? 你在做什么呢？
up to 表示“正在干，从事着”。常用在非正式常合中。 e.g. What’s he up to with all those books on the floor?
What were you up to yesterday? You didn’t answer my phone.
2. I’ve just made this model of the space station. 这是我刚做的宇宙空间站的模型。
just 常用在现在完成时的肯定句中，常放在助动词 have/has 的后面。 e.g. We’ve just seen/watched the film. 3. I haven’t started it yet. 我还没有开始做呢。
yet 表示“还（末）”，常用在现在完成时的否定句中，通常放在句末。 e.g. We haven’t finished our homework yet.
4. Have you heard the latest news? 你听说过这个最新消息吗？ latest adj. 最近的；最新的
e.g. The news is all about the latest meeting. 这条消息是关于最近的会议的。 5. That’s why it’s on the news. 这就是它为什么出现在新闻报导的原因。 That’s why… 这就是为什么……
e.g. That’s why they didn’t like the music.这就是为什么他们不喜欢这个音乐。 on prep. 在(播放)中；关于……
e.g. What’s on the TV? 电视正在播放什么节目？
6. So have they discovered life on Mars? 所以他们在火星上发现生命了吗？ discover v. 发现；找到
e.g. The fact is that he did not discover it. 事实是他没有发现它。 7. Astronauts have already been to the moon. 宇航员已经去过月球了。 already 表示“已经”，常放在 have/ has 之后，通常用于肯定句中。 e.g. Jack has already finished his homework.
have/ has been to 表示曾经去过某地，但现在已经回到他的生活所在地。 e.g. They’ve already been to Suzhou twice. 他们已经去过苏州两次了。
语法小结：just 用来表示“刚刚”，already 用来表示“已经”，一般置于have/has之后，两者都用于肯定句；yet 用在否定句和疑问句，表示“还未”。 have been to 表示“去过某地”，但现在已经回来了；