This is correct. This is a reflexive verb that you are doing to yourself. This translates to, "Normally I brush the hair". If it was something like "Normalmente me cepillo el pelo de Anna" it would be incorrect because you are doing it to Anna, not yourself.
Answer:
1. yo soy
2. Él está
3.nosotros estamos
4. ellos son
5. tu eres
6.ella es
7. yo estoy
8. ellas están 9. tu estás nadando
1. Tuviera
2. Harían
3. Iremos
4. Iríamos
5. Íbamos
6. Sería
