北师大版（2019）必修第二册Unit 4 Information technology Lesson 2 Apps 课件(共12张PPT,内镶嵌音频)

(共12张PPT)
Unit 4 Information Technology
Lesson 2 Apps
Learning Objectives
After this class, I will be able to:
1. listen and talk about apps and their uses;
2. write down the key words by using the listening strategy– listen for key words
3. design an app and make a poster to advertise it;
4. share your apps in our classroom to obtain others investment.
Skill Builder
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, e.g. popular, difficulties, latest technologies.
Listen for words that are stressed.
Warm-up
What apps do you have on your cellphones or on your computers/ laptops
What do you use them for Use the phrases below to help you make notes.
to chat with friends
to share one’s life / information
to pay online
to entertain
to retouch photos
to book tickets / accommodation
to order food
to find direction
to learn a language
to check the weather
to look for popular restaurants
to subscribe to newspapers and magazines
…
To get in shape
To keep track of the steps I take
To make a fitness plan
To get discounts
To add money to my bank account
To study whatever I want to learn
…
Eg: I use apps like Meituan to order food.
While-listening
Teen Tech Talk
It’s Monday night. You and your classmates are waiting outside the lecture hall before the talk starts, talking about the interview…
Try to predict:
What questions might the interviewer ask Li Xing in the interview (ex. 2）
Listen for general information
find out 。
solve problems
use the , VR, AR, MR
useful
restaurant
call for
directions
easier
powerful
online teachers
subjects
learning materials
what people need
real world
latest technology
Listen again and answer the questions.
1. What are some general functions of apps
2. What can students do with educational apps
3. According to Li Xing, what are the difficulties in developing an app
General functions include: to find popular restaurants, call for taxis, find directions to different places, and so on.
Students can choose their online teachers and subjects according to their personal interests and needs on educational apps.
The difficult thing about developing apps is finding out what people need and solving real-world problems.
If you are able to develop an app to solve a real-world problem, what problem would you like to solve And how
Focus on function: Asking for and offering help
★What help does Dad ask for in the first conversation
★ What help does Barbara Smith ask for in the second conversation
He wants to know how to set up an account.
She hasn’t received her order.
Asking for and Offering Help
Asking for help ________________with something ____________set up an account I haven’t received the goods. ____________ and find out what’s going on check again
Offering help
downloading it
No worries. with that.
help you
enquire about the order with the delivery man.
anything else today
P13 Ex.6 Listen and plete the talk builder.
Do you need my help
I can help you
How may I
Let me
Can I assist you with
Can you help me out
I can’t figure out how to
Can you do me a favour
Would you be able to
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3
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1. Does your app solve the real world problem
2. What does apps bring us
time-saving or time wasting
a convenience or an inconvenience
3. How to use an app in a proper way
Discussion
Homework
维克多活页lesson2
Design an app based on a real-world problem.
Make a poster to advertise it（P22）
4. Use PowerPoint to call a press conference(召开新闻发布会) to introduce your design.