do nothing but do 与have no choice but to do 与can't but do 都是什么意思？要解释清楚

1、do nothing but do意思是：只做了某事；什么事也没做除了...；

例句：

①You can do nothing but let matters take their course.  

你无能为力，只能顺其自然。

②" I could do nothing but comply, and I entered it in silence."

“ 我无可奈何，只好服从，一言不发上了车。”

2、have no choice but to do意思是：别无选择，只有/只能...；

例句：

①All the countries have no choice but to unite a gainst terrorism.  

所有国家没有别的选择，只有联合起来对抗恐怖主义。

②They have no choice but to lie down and sleep.  

他们别无选择，只好躺下来睡觉。

3、can't but do意思是：不得不做某事。

例句：

①We can't but lodge a claim against you. 

我们不得不向你方提出索赔。

②The boy can't but do the housework.

这个男孩不得不做家务。

有没有一个句式：nothing to do but do?? doing nothing but/expect+to do还是do nothing but to do / do 的问题 there is nothing to do but to do 对吗?还是there is nothing to do but do do nothing but do there is nothing to do but do/doing用哪个?举例说明。它与nothing but有什么区别 6. We could do nothing about it but _______. They could do nothing but ___ (wait) at home He wants to do nothing but go out. He could do nothing but 后面跟原型还是不定式 i can do nothing but cry这里的but什么词性