Joe and Ali haven’t / has / have never been to Rome.

Have never

Explanation:

Have never sounds the best to me, but haven't sounds okay too. I would go with have never.

the answer is: tabard inn, southwark.

in "the canterbury tales," by geoffrey chaucer, the twenty-nine diverse group of pilgrims is staying at a tavern in southwark, london, as they are traveling to canterbury. they wish to visit the relics of saint thomas becket in canterbury   cathedral in order to him for his when they underwent necessities.

c. a group of tribes that formed a confederacy