1. I have never translated Chinese books.
2. My mother has never driven a motorcycle.
3. My grandmother has never repaired a computer.
4. My father has never embroidered.
5. My friend has never roller-skated in winter.
6. I have never called to the President.
7. I have never quarrelled with my mother in her birthday.
8. My friend has never worn too bright clothes.
9. My mother has never repaired the roof.
10. My mother has never built a house.
11. My father has never watched a soap-opera.
12. My father has never made manicure.
13. I never loved every my teacher when I was at school.
14. My friend has never planted fruits and vegetables.
15. My grandmother has never used a mobile phone.
16. My mother has never eaten Korean food.
17. My grandmother has never climbed roofs.
18. My mother has never taken part in African safari.
