Помогите пожалуйста с английским
Замените подлежащее, выраженное существительным, личным местоимением.
Образец:<span> My aunt is a teacher. She</span> is a teacher.
1. This test is difficult.
2. These tests are easy.
3. That computer is modern.
4. Those computers are not new.
5. My brother is a doctor.
6. His sister is a student.
7. Nick and I are good friends.
8. Bob and Tom are their children.
9. Gene and Ann are at school.
10. <span>His uncle is an artist.</span>