Chuyển đổi từ HTHT sang QKĐ và ngược lại

Chuyển đổi từ HTHT sang QKĐ và ngược lại
1.This is the first time he went abroad.-> He hasn't....
2.She started driving 1 month ago.->She has....
3.We began eating when it started to rain.->We have...
4.i last had my hair cut when i left her.->i haven't...
5.The last time she kissed me was 5 month ago.->She hasn't....
6.it is a long time since we last met.->We haven't...
7.When did you have it ?.->How long....
8..This is the first time i had such a delicious meal.-> i haven't...
9. i haven't seen him for 8 days.->The last...
10.i haven't taken a bath sice Monday.->it is....