A:Jeff,(71) ?
B:Yes,Mum.I finished my homework a few minutes ago.
A:But what are you doing now?
B:(72) ,I just want to relax myself.
A:Is that also your homework?
B:Not really.But the video is well worth watching,I suppose.
A:You do?(73) ?
B:It's about the Belt and Road("一带一路"). (74) ?
A:Yes,I have just heard something about that on the radio.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 father and the daughter explains the topic lively and clearly.
A:It does?Can I watch it with you?
B:(75) .I promise you'll find it amazing and interesting.