# Unit 9: Phones used to be much bigger

> Từ vựng và mẫu câu Unit 9 (Phones used to be much bigger), Explore English 8: I used to … / Did you use to …? / Why is that? / How come?.

Source: https://olyclass.com/library/tb-explore-english-g8-u09/

- Subject: English
- Level: A2
- Textbook unit: 16
- Play it free on one screen (projector, TV or whiteboard): https://olyclass.com/library?play=tb-explore-english-g8-u09
- Copy and edit it: https://olyclass.com/library?copy=tb-explore-english-g8-u09
- Games it plays well in: [Hot Seat](https://olyclass.com/classroom-games/hot-seat/), [Sentence Race](https://olyclass.com/classroom-games/sentence-race/), [Hoop Shot](https://olyclass.com/classroom-games/hoop-shot/), [Claw Machine](https://olyclass.com/classroom-games/claw-machine/)

## Words in this game

- **fad**: Loom bands were a fad a few years ago.
- **Rubik's Cube**: My brother can solve a Rubik's Cube quickly.
- **popular culture**: Popular culture includes music, films and games.
- **challenging**: This puzzle is challenging, but I like it.
- **invented**: Someone invented the telephone long ago.
- **peak**: The fad reached its peak last summer.
- **suddenly**: Suddenly, the lights went out.
- **television**: We watch television after dinner.
- **radio**: Grandpa listens to the radio every morning.
- **Internet**: I use the Internet to do my homework.
- **video call**: I have a video call with my aunt.
- **social media**: Many teenagers use social media every day.

## Questions

1. When Grandma was young, she ___ write letters to friends. (is used / use to / used to / uses to)
   Answer: used to
2. ___ you use to play with a Rubik's Cube when you were small? (Are / Did / Do / Were)
   Answer: Did
3. Teenagers write few letters now. Why is that? (They have no phones / They love waiting for mail / They study letters all day / They use social media)
   Answer: They use social media
4. Old phones were so big. How come? (Because the technology was not modern / Because they could fly / Because they were new toys / Because they were tiny)
   Answer: Because the technology was not modern