All she wants to do is (stay) at home to care of her mom.括号里的单词形式用的对吗?

问题描述:

All she wants to do is (stay) at home to care of her mom.括号里的单词形式用的对吗?

用的正确√
当系动词前有动词do 时,作表语用的不定式常省略符号to,记法:有do 无to,
可省略的原因:因为前面有do,所以可以判断表语是一个动作而非一个名词.如没有do 动词,这个to就不能省略,因为会产生误会.
如All I want is to work.我只想干活.
如省略to,All I want is work.这工作是名词还是动词呢?应看成名词,那就是:我只要活儿(不要钱儿).而All I want to do is work.这work前省了to,从主语可以出,这个work只能是省略了to的不定式.我想要做的就是干活.
希望我能帮到您,如果对我的回答满意,