Infinitive of purpose

( Free Online English Grammar Lessons )

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Form : ( To + infinitive (Verb 1) )

In English we often use an infinitive with to to talk about a person’s purpose.

  • He rose to speak. (Why did he rise? To speak.)
  • She came to the city to look for work. (Why did she come to the city? To look for work.)
  • He sat down to rest. (Why did he sit down? To rest.)

We can also use 'in order to' or 'so as to'.

  • She came to the city so as to look for work.

'So as to' and 'in order to' are more common before verbs like be, have, know etc.

  • He raised his voice so as to be heard.
  • He got up early in order to have enough time to pack.

Before a negative infinitive, we normally use 'so as' or 'in order'.

  • I am leaving now so as not to be late. (NOT I am leaving now not to be late.)

Notes for use of infinitive of purpose :

We say I came here to study English NOT I came here for studying English OR I came here for to study English.

We can use for + noun to say why we do something.

  • I went to the shop for a newspaper.
Infinitive of purpose example sentences
Yeah, they reduce the price to get rid of them.
Arrgh... I can't believe he suggested leaving Pogo to take the room!!!
I'm just calling you to check if you are ready.
I took a half day off work to bring Pogo to the vet.
I wonder how many times you brought her here to watch the sunset.
I need a couple of days to finish my projects...
I just came to take Mike with me.
I'm here with a plumber to fix the clogged toilet.
So I turned the stove up higher to cook faster.
Maybe it's better for us to meet up somewhere to talk about this.
Because I need the chicken stock to cook the rice in.
I think she went upstairs to get some sleep.
You can bring Pogo one day to see if they get on well.
Alright, I need one of you to help me open the door.
I already did it a couple of months ago to find this one.
Can you check the price tag to see if they are sold by the kilo or individually?
No, it's only for people to have fun at an amusement park.
I brought him to see if he gets on well with Bear.
I knew you were waiting to ask that question!
I will try to talk to her to solve the problem!

Be going to
Be going to passive
Be used to / Get used to
Defining relative clause
Echo tag
First conditional
Future continuous
Future perfect continuous
Future perfect passive
Future perfect simple
Future simple passive
Have/Get something done
Implied conditional
Indirect question
Infinitive of purpose
Mixed conditional
Modal passive
Non-defining relative clause
Past continuous
Past continuous passive
Past perfect continuous
Past perfect passive
Past perfect simple
Past simple
Past simple passive
Polite request / offer / suggestion
Present continuous
Present continuous passive
Present perfect continuous
Present perfect passive
Present perfect simple
Present simple
Present simple passive
Question tag
Reduced relative clause
Reported speech imperative
Reported speech question
Reported speech request
Reported speech statement
Second conditional
Short answer
Third conditional
Used to / would (past habit)
Was/were going to
Was/were supposed to
Would rather
Zero conditional