A．Ice dancing requires exact footwork and a keen sense of music.
B．Partner shouldn’t be raised too high or jump during ice dancing.
C．Ice dancing needs conformity with each other and jump.
D．Partner should be lift higher and the other be on the ice all the times.

A．The benefits and disadvantages of distance education.
B．How to get an online degree.
C．The advantages of doing homework on the Internet.
D．How to communicate with classmates on the Internet.