一本参考书上be able to do sth.的用法是必须有无生命名词做主语,可是这不是应该表示人主观的能力吗,而且好像也可以用I he等做主语的吧,书上那话到底什么意思呢.

一本参考书上be able to do sth.的用法是必须有无生命名词做主语,可是这不是应该表示人主观的能力吗,而且好像也可以用I he等做主语的吧,书上那话到底什么意思呢. be able to do sth 用be able to do sth造句 be able to do sth 等于什么 be able to do sth 意思 用法! 英语 翻译 be able to do sth 怎样用be able to do造句? be able to do sb.a faver Do not you be able to Will she ( ) do the work?A.be able to B.able to C.is able to 问几个单词用法的区别 be able to/cansimple/easybored/boringlook for/find顺便加上例句,用语请专业点！就上参考书上写的那种， be able to do sth be able to do sth 的同义词是什么? be able to do和do有什么区别. may not able to do sth 还是 may not be able to do sth? Do not install B you to be able to die they do well in the exam.A.can be able to B.be able to C.can able to D.are able to 选哪个? 请问they have been able to do的时态是什么?been able to 和 be able to的区别是什么? I will be able to do it __ my holiday