Under the 'Grammar point' in Lesson 1, it is stated: 'We use -ing verb after various verbs connected with liking or not liking something: like, love, enjoy, hate'.
Class 6 › English Grammar and Composition › Chapter 5: The -ing form of Verb: Gerund & Participle › Topic: Gerund as object of a verb
Aligned to the NCTB national curriculum.