是study well还是good study

是study well还是good study 是good enough还是well enough? 是sell good 还是sell well she is 是用 good 还是well That sounds( )是good 还是well? 是looks good 还是looks well 是feel well还是feel good? My English study is not very ___.填good还是well? something good 还是well He sings ------.是填good还是well啊?good和well到底有什么区别啊? I don't study math___my classmate does.填as well as 还是as good asI don't study math___my classmate does.填as well as 还是as good as 英语：I am studing.那么加上“好好”,是I am good good studing.还是I am good good study.请打全句 She can sing______.后面是well还是good? The song sounds( )是填good还是well. The flowers smell (是用well 还是用good?） best原级形容词是well还是good feel是被well修饰还是被good修饰? 这里better 是good比较级还是well比较级