4. 口语交际：五十年后的世界会是什么样子？读一读下面的对话，你同意他们的说法吗？发挥你的想象力，试着回答画线的问题。
![img]：What will cars be like in 50 years?
：There will be flying cars so we can use cars to travel around the world.
![img]：What will houses be like in 50 years?
：Each house will have a robot. The robot will do housework for us.
![img]：Where will people live?
：People will go to the moon for holiday and some people will live on Mars（火星）.

I agree with their ideas to some extent. Here are my answers to the underlined questions:
1. What will cars be like in 50 years?
Cars will be more environmentally friendly and intelligent. They may run automatically without drivers and use clean energy.
2. What will houses be like in 50 years?
Houses will be smarter. They can adjust the temperature and lighting automatically according to people's needs.
3. Where will people live?
People will still mainly live on the Earth. But with the development of space technology, more people may go to other planets for travel or short - term stay, and a small number of people may live in special space stations.

5. 未来的我：同学，你的未来会是怎样的呢？根据下面的提示，想一想，写一写。

I will be .

I will be a/an because .
I will live .
My home will be .
There will be .

I will be tall and strong.
I will be a/an engineer because I like designing and creating new things.
I will live in a big city.
My home will be a smart house with a beautiful garden.
There will be a lot of green plants and a small pond in the garden.