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 __________________

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1) I have visited Ho Chi Minh City three times.
2) This new supermarket has been open for a month now.
3) If it hadn't been for the heavy traffic, we wouldn't have been late.
4) Jack went to Vietnam in 2002 and returned home in 2005.
5) Cognac has been made since 1643.
6) Whisky was first produced over 700 years ago.
7) Why is this computer not working properly?

Why is there something wrong with this computer?

Whisky was first produced over 700 years ago.

Cognac has been first made in 1643.

Jack went to Vietnam in 2002 and returned home in 2005.