1. This is the first time I had such a delicious meal .

=> I haven't

2. I haven't seen him for 8 days.

=> The last

3. I haven't taken a bath for two days.

=> It is

4.We started learning English fìve years ago.

We have 

5. He has not written to me for two years.

The last time 

6. She hasn’t had....................................................................................................

7. They last talked to each other two months ago....................................................................................................__________________________

8.The last time she saw her elder sister was in 1999

She hasn’t.......................................................................................___________________________

9. She hasn’t written to me for years

It’s years ....................................................................................................

10 Robert and Catherine have been married for ten years.

It’s ten years ....................................................................................................