j'aurais besoin d'aide pour ce devoir d'anglais svp ​

1. Calvin wrote a letter to himself because no one ever writes to him.

2. I love reading my cousin's letters. We write to ourselves once a month.

3. The cat hurt himself by jumping from the window.

4. That was a good essay. Did you write it yourself ?

5. My cousin keeps looking at himself in the mirror.

6. We buy things in the DIY shop and we do everything ourselves in the house.

7. They didn't stop taking photos of themselves on the school trip !