she likes to go to the movies and the action movies is her favourite.

问题描述:

she likes to go to the movies and the action movies is her favourite.

like doing sth = 喜欢做某事(爱好); like to do sth = 想要,欲做某事
the action movies 是复数,所以be动词得用are
所以,正确表达是:She likes going to the movies and the action movies are her favourite.