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Q: Who have you worked with so far?

A: I have been working with people from all over the world.

The best answer would be 'I have worked with people from all over the world'.

One of my students answered like the above. What do you think? Is this grammatically correct?

merged by Matt E. Эллен Oct 6 '15 at 14:50

This question was merged with What is the best verb form to this question? because it is an exact duplicate of that question.