选much more carefully
more careful更认真的。。。。
much more careful更加认真的。。。。(程度比上一个高)
more carefully更认真地做某事
much more carefully 更加认真地做某事(程度比上一个高
mouch carefully是错误的用法。
more careful和much more careful都是形容词,后者比前者更强调“更”,程度更高。
more carefully和much more carefully同为副词性,同上。
more careful更认真的
,much more careful比上一句更加深的 认真
,much carefully 副词 更认真地
,much more carelly 比上一句更加深地 认真