Unit 4 Information Technology Lesson 2 课件（共20张，内嵌音频） -2024-2025学年（北师大版）英语必修第二册

(共20张PPT)
Unit 4
Information Technology
Lead-in
What is the list about
1
2
3
4
5
6
7
8
9
10
Top 10
Hot apps
this week
10 icons
Unit 4 Lesson 2
Apps
北京市育才学校
叶琨毓
2021.12
Activate and Share
What is an app
application
A software or a program designed to do a particular job
Activate and Share
What apps do you often use
What do you use them for
E.g. I often use the app … to …
Activate and Share
What apps do you often use
What do you use them for
E.g. I often use the app … to …
to book tickets
to book accommodation
to order food
to find directions
to learn a language
to check the weather
to look for popular restaurants
to subscribe to newspapers and magazines
If you subscribe to a magazine or a newspaper, you pay to receive copies of it regularly.
a place for someone to stay, live, or work
Questions:
Why are apps so popular
What are the difficulties in developing an app
What are the latest technologies used in apps
Pre-listening
to become powerful
to be useful
to make life easier
to solve real-world problems
to enjoy learning activities
to find what people need
to use the latest technology
VR (Virtual Reality)
AR (Augmented Reality)
MR (Mixed Reality)
An interview with an app developer
Predict the answers to the questions.
Skill Builder P12
Listening for Key Words
Listening for key words helps you understand the conversation better and find the answers to questions more quickly.
Before listening, read the questions carefully.
While listening, pay attention to the
words related to the questions.
While-listening
Questions:
Why are apps so popular
What are the difficulties in developing an app
What are the latest technologies used in apps
An interview with an app developer
Listen to check our predictions and
write down the answers.
Answers:
1. Why are apps so popular
2. What are the difficulties in developing an app
3. What are the latest technologies used in apps
While-listening
Because apps are very useful, and they make our life much easier.
Finding out what people need and solving real-world problems.
VR, AR and MR.
While-listening
Listen again. Complete the information.
While-listening
call for taxis
find directions to different places
Check the answers.
While-listening
Some apps allow students to choose their online teachers and subjects according to their personal interests and needs.
They also ensure that students can all enjoy the same learning materials, even when they’re not sitting in the same classroom together.
Check the answers.
While-listening
finding out what people need
solving real-world problems
Check the answers.
Post-listening
Summarize the information of exercise 2&3.
functions of apps
difficulties in developing an app
the latest technologies
reasons for apps’ popularity
uses of educational apps
What have we learned about apps
Post-listening
Reorganize the information into three groups:
app developers, apps, and users.
Users
App developers
functions:
difficulties:
the latest
technologies:
reasons for
apps’ popularity:
educational apps:
Apps
Group Work
Share what we have learned in groups.
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2
3
4
Post-listening
Users
App developers
difficulties:
reasons for
apps’ popularity:
Discuss and answer the questions:
Do you think app developers have clear targets Why or why not
What’s the role of apps
functions:
the latest
technologies:
educational apps:
Apps
real-world problems
The thinking pattern of app developers:
Clear targets: real-world problems
Find solutions: apps with technologies
Speaking
If you are a group of app developers, you are attending an app design competition. Work in groups to complete your App Design Project Note.
Group Work
Name of the app:
The needs of users or real-world problems:
The main function of the app:
The technologies used in the app:
Others: the icon of the app
…
Group Evaluation Form Group No. Outstanding Good Average
Creativity
Practicality
Language
Accuracy
Fluency
Homework
1. Read aloud the tapescript while listening to it.
2. Prepare a presentation with slides or a poster
to explain your App Design Project.
Unit 4 Lesson 2
Apps
Thank you.