1/ He hasn't gone aboard before 
2/ she has driven for 1 month
3/ we have eaten when....
4/i haven't had my hair củ since i left her
5/she hasn't kissed me for 5 months 
6/we haven't met for a long time 
7/How long have you had it
8/ I haven't had such a delicious meal before 
9/the last time i saw him was 8 days ago
10/I last took a bath since monday 
11/they have married for 5 years ago
12/It's is the first time we have tasted fish and chip
13/I haven't seen peter for 5 months 
14/ She has never talked  to a foreigner before 
15/ when did you buy this car 
16/It's ages sice i last heard from him 
17/i have played the piano for ten years 
18/she hasn't written that dress since her sister...
19/how long have you worked in that factory 
20/It's two years since we last visited Kualar Lumpur