Gerund use and forms in English

Gerund has exactly the same form as present participle: sleeping, watching, reading.

Function Sentence
subject of the sentence: Reading French is easier than speaking it.
object of the verb: Her hobby is painting.
after prepositions: He is keen on reading books.
after some verbs: np. admit, enjoy, avoid, risk, resist, suggest, postpone
in compound verbs: waiting list, weight-lifting, diving-board, dining-room, driving licence