rather...than和 more ...than 的具体用法

A.rather than:"and not / instead of ":
1.连接词:A well constructed plot should,therefore,be single in its issue,rather than double as some maintain.[=A well constructed plot should,therefore,be single in its issue,double as some maintain.]
2.介系词:"diseases in which the immune system plays the villain rather than the protector" [="diseases in which the immune system plays the villain the protector.]
B.more than (形容词):超过
1.She is earning more than her husband.
2.The food is more than (what) I can eat/chew/digest...