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1. This last time she came back to her hometown was 4 years ago.

=> She hasn't...........................................................................................

2. He started working as a bank clerk 3 months ago.

=> He has.................................................................................................

3. It has been 5 years since we first flew to Singapore.

=> We have..............................................................................................

4. I last had my hair cut in November.

=> I haven't...............................................................................................

5. The last time we called each other was 5 months ago.

=> We haven'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 have never.....................................................................................

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

=> The last..........................................................................................

10. To day is Saturday. I haven't taken a bath since Wednesday.

=> It is......................................................................................................