四、语法填空。
A
What are your predictions about the future? What 16. (happen) in the future? Let me tell you my ideas.
I think people 17. (have) robots as helpers in their homes. They 18. (help) to do something boring or dangerous. They will be very helpful for humans. So people will have 19. (much) free time and take longer holidays. Maybe they 20. (travel) to the space station on vacation. The environment will be a lot better, because there will be 21. (little) pollution. People 22. (stay) outside for a longer time to enjoy the fresh air. Roads 23. (not be) as crowded as they are now because people will be able to fly freely in the sky. There will be 24. (few) schools than now. Students 25. (study) on computers or their mobile phones. Isn't that great? I can't wait.

四、16.will happen 17.will have 18.will help 19.more 20.will travel 21.less 22.will stay 23.won’t be 24.fewer 25.will study

B
What will homes be like in the future? Here are some 26. (prediction).
If you want to take a shower when you get home, you'll be able 27. (let) your smart water heater (热水器) start heating up when you're on your way home.
Did I turn off the oven? Did I close the windows? Everyone may have 28. same thoughts like that. But in the future, your home 29. (check) these for you.
In your future home, all of your devices (设备) can work together to make your life much 30. (comfortable). When you turn on the lights in the morning, your windows will open 31. the same time. The lights will slowly turn off by 32. (they) after the sun appears.
There will also be something dangerous happening. Hackers (黑客) may succeed in 33. (open) your door and causing a mess at your home through the internet. Your home will tell you about it, but you can't arrive home 34. (quick). 35. people will have to be very careful of their personal information.

26.predictions 27.to let 28.the 29.will check 30.more comfortable 31.at 32.themselves 33.opening 34.quickly 35.So