5. My son likes music; therefore he has an ear for it.
我儿子喜欢听音乐，因此他对音乐很有鉴赏力。
还能这样说：
My son is keen about music, so he has excellent taste in it.
My son enjoys listening to music, therefore he has a good taste for it.
应用解析：
be in the ear 正在抽穗;
come into ears 抽穗;
smile from ear to ear 眉开眼笑;
with half an ear 不很注意的
6. Listening to light music enables me to feel relaxed.
听轻音乐能使我放松。
还能这样说：
I find relief from troubles in listening to light music.
I feel relaxed when listening to light music.
应用解析：
relax the nuscles 松驰肌肉;
relax one's grip 松开手;
relax one's attention 放松注意力，疏忽;
relax one's pace 放慢步伐
7. My daughter loves rock music, but I cannot bear it.
我女儿热爱摇滚音乐，可是我忍受不了。
还能这样说：
I can't stand rock music, but my daughter loves it.
My daughter likes rock music which makes me intolerable.
应用解析：
bear market 熊市;空头市场;
take a bear by the tooth 做不必要的冒险;
play the bear with 破坏，损害;
as surly as a bear 脾气很坏
8. It is very pleasant to stay at home listening to music.
待在家里听音乐真是件令人愉快的事。
还能这样说：
It's a wonderful thing to stay at home listening to music.
Listening to music at home is pleasant.
谚语：
Stay hungry, stay foolish.
求知若饥，虚心若愚。