# Unit 3: Social Issues

> Từ vựng và mẫu câu Unit 3 (Social Issues), i-Learn Smart World 11: … is a serious problem in … / We need to … to solve ….

Source: https://olyclass.com/library/tb-ilearn-smart-world-g11-u03/

- Subject: English
- Level: B1
- Textbook unit: 16
- Play it free on one screen (projector, TV or whiteboard): https://olyclass.com/library?play=tb-ilearn-smart-world-g11-u03
- Copy and edit it: https://olyclass.com/library?copy=tb-ilearn-smart-world-g11-u03
- Games it plays well in: [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/), [Tile Grab](https://olyclass.com/classroom-games/tile-grab/)

## Words in this game

- **addiction**: Phone addiction is a problem for many teenagers.
- **allow**: My parents allow me to play outside.
- **bully**: The teacher stopped the bully at school.
- **challenge**: Learning a new language is a big challenge.
- **cost of living**: The cost of living is high in big cities.
- **crime**: Crime is lower in this quiet town.
- **emergency services**: Emergency services arrived at the scene quickly.
- **health care**: Good health care helps people live longer.
- **highway**: We drove along the highway to the coast.
- **infrastructure**: The city needs better roads and infrastructure.
- **invest**: The government will invest in new schools.
- **lack**: There is a lack of clean water here.

## Questions

1. Complete: Bullying ___ a serious problem in many schools. (are / be / do / is)
   Answer: is
2. Traffic jams are serious. We need to ___ public transport to solve them. (be afraid of / complain / invest in / lack of)
   Answer: invest in
3. Complete: We need to ___ more police to solve crime. (hire / hired / hires / hiring)
   Answer: hire
4. Which sentence is correct? (Crime are a serious problem in big cities. / Crime is a serious problem for solve. / Crime is a serious problem in big cities. / Crime is serious problem on big cities.)
   Answer: Crime is a serious problem in big cities.