关于sb can't but do sth的一个小问题我想问,下面我的理解是不是正确的?请回答是或不是(不是的话请说一下正确理解,）sb can't but do sth这个短语里面,"can't"需要根据句子的时态改变（例如：如果

关于sb can't but do sth的一个小问题我想问,下面我的理解是不是正确的?请回答是或不是(不是的话请说一下正确理解,）sb can't but do sth这个短语里面,can't需要根据句子的时态改变（例如：如果 But I can't do can't but do sth can`t help but do ,can`t help doing,can`t choose but do,can`t but do都对吗? sb can do sth举个例子 sb can't do sth举个例子 can't help but do求例句 can't but do sth怎么解释 can't but do 什么意思 but i can't do it do nothing but do 与have no choice but to do 与can't but do 关于cannot but do；can't help but to do;have no choice but to do等与“不得不做”有关的词组 hope sb can do can't help but do还是can't help but to do can't help but to do还是can't help but do? can`t but do sth ,can`t help but do sth can't but、can't help but、do nothing but有什么区别? 英语,cannot+but+do,那can't+but+? can't help but doing,can't help but do ,can'help doing的区别