[originaltext]M: You see,a marine biologist is now appearing on the screen.W:

M: You see,a marine biologist is now appearing on the screen.
W: Yeah.We are now being taken on a tour familiarizing with life in the salty depths.It’s an interesting tele teaching lesson.
Q: What are the man and woman doing?

M: Since it’s the rush hour, let’s take tile subway.
W: OK. It’ s not as direct as the bus ,but it’ s faster and there will be less chance of a traffic jam.
Q: Why do the man and the woman decide to take the subway?