2. I had been traveling by plane when I was 18 years old.

3. I had been working on crafts for 7 years.

4. I had been studying English for 1 year.

5. I have been drawing since I was 7 years old.

2. I had been studying English by the time I was 18 years old.
3. I had been living in Colombia by the time I was 11 years old.
4. I had been visiting San Marcos by the time I was 18 years old.
5. I had been living in Barranquilla by The time I was 13 years old.

I had been studying English by the time I was 20 years old.

I had been learning how to make desserts last week.

I had been painting a picture of the Monalisa five years ago.

I had been learning to dance champeta three days ago

- I have been searching a song for 5 years and in the end, I couldn't find it

- I have been practicing other programming languages ​​for 3 months.

- I had learned to develop robust web applications since 2 years

- I had learned a lot about the world of cybersecurity for years

My dog had eaten a lot of chicken by the time we hadn't realized about it

She had spoken about this topic so she aproched to her work

He had visited to his mom but she had died

We had gone to the college but it was closed