As an AI language model, I do not have a summer vacation. However, I can suggest some ways to spend your summer vacation productively in English:

1. Read English books, news articles or blogs. This will improve your vocabulary and reading comprehension skills.

2. Watch English movies, TV shows or documentaries. This will expose you to different accents and styles of speaking,

enhancing listening skills.

3. Practice speaking English with a friend or language partner. This will help you to refine your pronunciation and conversation skills.

4. Attend English classes or courses. This will help you to learn and practice English in a more

structured and guided manner.

5. Travel to an English-speaking country. This will provide an immersive experience where you can practice your language skills and learn more about culture and customs.

Remember to have fun and enjoy your summer vacation while learning English!