A: Jeff, let's take a walk around the lake tomorrow, OK?
B: Sounds like fun. ?
A: It'll be sunny. Jeff, ?
B: Yes, Dad. I finished my homework a few minutes ago.
A: But what are you doing now?
B: . I just want to relax myself.
A: Is that also your homework?
B: Not really. But the video is well worth watching. It's about the Novel Coronavirus. ?
A: Yes, I've just heard something about it. Anyway, it may be a little bit hard for you to understand.
B: A little bit hard? You must be joking. In the video, the conversation between the host and the expert makes the topic clear.
A: It does? Can I watch it with you?
B: . Let's learn more about the 2019-nCoV pneumonia and follow their safety suggestions.
