Viết lại câu sao cho nghĩa không đổi: 1) This is the first time he went abroad. 2) She started driving 1 month ago. 3) We began eating when it started to rain. 4) I last had my hair cut when I left her

Viết lại câu sao cho nghĩa không đổi:
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 months 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 since Monday.
=> It is............
(Thì hiện tại hoàn thành)