1) this is my third visit to Ho Chi Minh City

--> I have ________________

2) this new supermarket has been opening for a month now.

--> this new supermarket was_____________________

3) we were late because of the heavy traffic.

--> if it ___________________

4) Jack went to Vietnam in 2002. He returned home in 2005

--> Jack_________________

5) they first made cognac in 1643

--> Cognac has ___________

6) they have produced Whisky for over 700 years

--> whisky was first ______

7) what is wrong with this computer?

--> why __________________