并列动词to do and do或是to do and todo ,感觉这两种形式好像都有
问题描述：
并列动词to do and do或是to do and todo ,感觉这两种形式好像都有
具体谈一谈要是有这两种情况，那分别有哪些句式，
答
习惯于用to do and do,两个动词不定式用and 连接时常把第二个to省略.比如我们常说like to do and do.He likes to sing and dance.