Explicación:
1. **Did you go** (you/go) to Los Angeles last year?
2. **I have had** (have) my job since 2000.
3. **Samuel has not eaten** (not/eat) yet.
4. **Jeremy studied** (study) French when he was in High School.
5. **Have you ever seen** (you/see) a UFO?
6. **Tom did not sleep** (not/sleep) at home last night.
7. **She has never traveled** (travel) by plane.
8. **George has not finished** (not finish) his homework yet.
9. **My brother visited** (visit) New York last month.
10. **Have you ever been** (you/be) to Europe?
Si necesitas alguna otra ayuda, házmelo saber.
