24. They have lived here for 10 years.

25. Lan has been learning French since 2000.

26. Lan hasn't gone to the zoo for 2 years.

27.This is the first time I have eaten this kind of food.

28.It's three years since she stared to study japanese.

29. She has not had a holiday for 2 years

`24.` They have lived here for ten years.

`25.` Lan has been learning French since 2000.

`26.` Lan hasn't gone to the zoo for 2 years.

`27.` This is the first time I have eaten this kind of food.

`28.` It's three years since she started to study Japanese.

`29.` She hasn't had a holiday for 2 years.

Cấu trúc:

+) S + started + Ving/ to V + Thời gian + ago.

= S + have/has + VptII + for/since + Thời gian

+) It's + Thời gian + since + S + V(quá khứ đơn): đã ... kể từ khi ...

+) This/ It is the first/ second ... time + S + V(hiện tại hoàn thành): đây là lần đầu tiên/ thứ hai...