The infinitive with to:
- We use the infinitive + to:
- To express a reason;
e.g. I am saving money to buy a flat.
2. After adjectives;
e.g. It’s very easy to find my city.
3. After some verbs: (Would like, want, seem, try, remember, refuse, promise, pretend, plan, offer, need, learn, hope, help, forget, expect, decide, agree, (can’t) aford).
e.g. I would like to go to the cinema.
She needs to help her mum today.
We wanted to travel abroad.
- The negative infinitive = not to + verb
e.g Try not to make a noise in the library.
*These commom verbs can take either the infinitive or gerund with no difference in meaning: start, begin and continue.
e.g. I’ve started to watch a movie or I’ve started watching a movie.
The infinitive without to:
- We use the infinitive without to:
- After most modal and auxiliary verbs;
e.g. I must go home now.
2. After make & let.
e.g. I let you go.
e.g. We make everything in this house.