1. Lỗi: "I turn on my laptop play as well as to study." Sửa: "I turn on my laptop to play as well as to study."

2. Lỗi: "I go to my favorite chat and I chat." Sửa: "I go to my favorite chat room and chat."

3. Lỗi: "My mum doesn't go shop anymore." Sửa: "My mum doesn't go shopping anymore."

4. Lỗi: "She likes buy everything online." Sửa: "She likes to buy everything online."

5. Lỗi: "When I want to improving my English, there are a lot of great website vocabulary games and practice exercises." Sửa: "When I want to improve my English, there are a lot of great websites with vocabulary games and practice exercises."

1. "I turn on my laptop play as well as to study." Corrected: "I use my laptop to play as well as to study."

Original mistake: "turn on" is not a correct phrase in this context. The correct phrase is "use" or "play".

1. "At weekends, I go to my favorite chat and I chat." Corrected: "At weekends, I often visit my favorite chat and chat with friends."

Original mistake: The phrase "I go to my favorite chat" is unclear and doesn't make sense. It's more likely that the writer wants to say they spend time chatting with friends online.

1. "Sometimes, I spend hours online and I often make new friends." Corrected: "Sometimes, I spend hours online, making new friends."

Original mistake: The phrase "I often make new friends" is not necessary and makes the sentence unclear.

1. "My mum doesn't go shop anymore." Corrected: "My mum doesn't shop anymore."

Original mistake: The phrase "doesn't go shop" is incorrect. The correct phrase is simply "doesn't shop".

1. "When I want to improving my English, there are a lot of great website vocabulary games and practice exercises." Corrected: "When I want to improve my English, there are many great websites offering vocabulary games and practice exercises."
2.