Watch the video and identify who is the speaker of each of the following sentences. (1) You can use trade fairs to promote your products or services. (2) What benefits can i expect if I exhibit at trade fairs? (3) I wonder, what's the most important thing to know about if I want to exhibit at a trade fair? (4) As an exhibitor, choosing the right trade fair is essential. (5)There's an IT trade show being held now. John: Mr. Robbins: