1. INFINITIVES

2. Infinitive
Base form of a verb tense – simple present. e.g. go , went . Gone.
Comes after the main verb
E.g. He went to buy a car.
infinitive
Main verb

3. Most infinitives comes after “to”
e.g. I went to open the door.
He ordered me to sit down.
She asked him to post the letter.

4. Always in simple present. e.g. He is going out to buy a car.
He has gone out to buy a car.
He will go out to buy a car.
He was going out to buy a car.
No matter how we change the verb tense of the main verb,
the infinitive is always in simple present

5. Use of infinitives
To give more information about the purpose of an action
I went to open the door.
He ordered me to sit down.
She asked him to post the letter.

6. Exercises I like to ( ) [ drink / drank ] coffee in the morning
I liked to ( ) [ drink / drank ] coffee in the morning.

7. I went to ( ) football yesterday. He will ask her to ( ) the work.
play will play played do did has done
were building build has built move moved will move
I went to ( ) football yesterday.
He will ask her to ( ) the work.
We have decided to ( ) a bridge.
They were trying to ( ) the heavy box.

8. Bare infinitives Infinitives without “TO” When the main verbs are :
LET , MAKE and HEAR,
we don’t use “to” with an infinitive.

9. Is there a “ TO” ? Don’t let him play on the road. He made me cry.
I heard them sing.
Is there a “ TO” ?

10. Exercises I go _____________ every day. ( swim )
He wanted __________ a story. ( tell )
Mary made him ____ very hard. ( work )
Ann let me ___________ her car. ( drive )
I like _________ football now. ( play )