17. She was famous as a musical critic.
她作为一个音乐评论家而出名。
还能这样说：
She was a well-known musical critic.
She was a notable musical critic.
18. What can you get from music?
从音乐中你能学到什么？
还能这样说：
What can you learn from music?
What does music teach you?
应用解析：
sb. can't get over it 某人因某事而震惊、惊异、觉得有趣等；
there is no getting away from sth. 只好承认或接受不愉快的事实；
be all square with sb. 比分相同的，打平的，平局的
19. Rock is considered as the music of teenage rebellion.
摇滚乐被看成是青少年的反叛音乐。
还能这样说：
Rock music is the symbol of the rebellion of teenage.
Rock music stands for teenager's rebellion.
应用解析：
consider doing sth. 考虑做某事；
consider well over the matter 好好考虑这个问题；
all things considered 从各方面来看，考虑到问题的各个方面；
one's considered opinion 经仔细考虑后得出的意见
20. As we all know, music is transnational.
我们都知道音乐是超越国界的。
还能这样说：
It is well known to everyone that music leaps boundaries.
We all know that music can transcend national boundaries.
应用解析：
know sb. by sight 面熟；
know how many beans make five 精明；在行；
know sth. like the back of one's hand 了如指掌；
make oneself known to sb. 向某人做自我介绍