用适当的介词填空
1. She participated her friend his sufferings.
1. with; in
—_________ sweet music! Do you like it? —Mm, it ___________ beautiful!
A．How a, sounds
B．How, listens
C．What a, listens
D．What, sounds
属于多层短语的是（）。
A、前途很光明
B、科学和技术
C、学习汉语
D、伟大而质朴
