What do we know about Dad from the third paragraph?
A、He put on skates by himsel
B、He moved across the ice quickly.
C、He followed the instructions carefully.
D、He attended an online training class.
R: Hi, Julia. We are going to have a party on New Year's Eve. 51( ) J: Yes, I'd love to. 52 ( )R: At the Student Center. It will be the biggest party this year.J:Oh,53( )Anything I can do?R:Yes,54 ( )J: Why not? I've just learnt a Chinese song.R: I can't wait any longer!55 ( )J:See you.