四、构建关联
Do you think the internet has negative effects on our daily lives? What are they?______

Yes, the internet has negative effects. Spending too much time online causes eye problems and reduces physical activity. Some teens may get addicted to games or be misled by harmful content.

一、听教材录音并根据下列表格补全句子
| Model | Size | Weight | Memory | Price |
| Lightning X | 13 inches | 1.5 kg | 8 GB | ¥4,998 |
| Spec 15 | 15 inches | 2 kg | 32 GB | ¥8,600 |
| A101 | 14 inches | 2 kg | 32 GB | ¥7,500 |
| | 17 inches | 2.5 kg | / | / |

Li Na is thinking about buying a laptop and she asks her friend Liu Wei for advice. Li Na mainly uses the laptop to 1. ______ and 2. ______. Liu Wei thinks she needs a 3. ______. He first recommends the Lightning X. It 4. ______. But Li Na thinks 5. ______. He then recommends the Spec 15. It 6. ______. But Li Na finds it too 7. ______. Finally, Liu Wei recommends the A101. Li Na likes the 14-inch model. It 8. ______.

1. do her homework 2. draw pictures 3. fast computer with a good touch screen 4. has a touch screen and comes in different sizes. The 13-inch model weighs 1.5 kg and has 8 GB of memory. The price is only ¥4,998 5. 8 GB is not enough memory 6. is a bit heavier at 2 kg, but the screen is 15 inches and it has 32 GB of memory. It costs ¥8,600 7. expensive 8. has 32 GB of memory and costs just ¥7,500. It is the latest model and it has an amazing touch screen