To avoid viruses, it is crucial to take proactive measures. Firstly, ensure your device has reliable antivirus software installed and keep it updated regularly. Be cautious when opening email attachments or clicking on suspicious links, as they may contain malware. Avoid downloading software from untrusted sources and always verify the authenticity of websites before providing personal information. Regularly backup your important files to an external drive or cloud storage to minimize data loss. Lastly, practice safe browsing habits and exercise caution while using public Wi-Fi networks.

1. Reuse means using something again instead of throw it away.

2. Did your school organise a donation drive last winter?

2. I find it's difficult for my sister to lift weights.

3. We collected plastic bottles, and we sent them to the factory.

1) Yes, I do.

2) My favourite subject is English.

3) I like about the teachers.

4) There are 8 rooms in my house.

5) There is a table, a bed, a wardrobe, a chair and a lamp.

6) My best friend is clever and hard - working.