Gerunds (動名詞) are the ‘-ing’ form of a verb, when it is used as a noun.
- I enjoy talking to my parents.
- Studying can be fun.
The ‘to’ infinitive is the basic form of the verb, with the word ‘to’.
- I decided to finish my homework.
- She would like to visit us.
The bare infinitive (不變動詞) is the basic form of the verb, without the word ‘to’.
- We should say sorry.
- My mum makes me clean my room.