2. What Students Are Thinking
I want to learn. to class
I plan to get
on time. I refuse to give up. get only “A”
I try to
I hope to succeed. grades!
I promise to study
hard.
3. Form
An infinitive is to + base form of the verb.
Form the negative by placing not before the
infinitive.
Infinitive
to + base form of the verb
I decided to study English this year.
Negative Infinitive
not +to + base form of the verb
I decided not to study chemistry this year.
4. Infinitives after Verbs 1
Certain verbs can be followed by an infinitive.
Examples: ask, advise, tell, want
Infinitive
I want to get a good grade in my English
class.
Infinitive
I told her to go to bed.
5. Infinitives after Verbs 2
Some verbs can be followed directly by an
infinitive.
Examples: begin, decide, fail, learn, plan, promise, refuse, seem, try
Infinitive
He is learning to spell correctly.
Infinitive
He refuses to be uncomfortable
when studying.
6. Infinitives after Objects 1
Some verbs need an object (noun or
pronoun) before the infinitive.
Examples: advise, allow, encourage, force, invite, remind, tell, warn
Object Infinitive
Our teacher advises them to take notes.
Object Infinitive
She doesn’t allow students to do
their homework in class.
7. Infinitives after Objects 2
Some verbs need an object (noun or
pronoun) before the infinitive.
Examples: advise, allow, encourage, force, invite, remind, tell, warn
Object Infinitive
My teacher tells us to pay
attention.
Object Infinitive
She warns students not to cheat
on tests.
8. Complete the sentences with
Practice 1 infinitives and your own
information. Use objects where
needed.
Example: Maria invited …
Maria invited me to go to a party with her.
1. I promised …
2. My mother plans …
3. Our teacher encourages …
4. My friends decided …
5. My father always tells …
9. Infinitives with or without Objects
Some verbs can be followed by either an infinitive or
an object + infinitive.
Examples: ask, expect, help, need, want, would like
Infinitive
He expected to get an “A.”
Object Infinitive
He expected the teacher to give
him an “A.”
10. Form sentences with the verbs. Use
Practice 2 infinitives and use each verb twice:
First without an object, and then
with an object.
without object
Example:
expect I expected to do well on the test.
My teacher expected me to do well on the test.
with object
1. need
2. help
3. would like
4. ask