The infinitive is used without to in some cases. Fill in the blanks with an infinitive with or without to.
1. I would rather ………… alone.
After modal auxiliary verbs, the infinitive is used without to.
2. How dare you ………….. me a stupid?
When dare is used as a modal auxiliary verb, it is followed by an infinitive without to.
3. Need I ……………. any longer?
When need is used as a modal auxiliary verb, it is followed by an infinitive without to.
4. You had better ……………. her what she wants.
The infinitive is used without to after had better.
5. My mother does not let me …………….. up late.
Let is followed by object + infinitive without to.
6. They made him …………….. the place.
Make is followed by object + infinitive without to.
7. I saw him ……………… in.
See is followed by object + infinitive without to.
8. She was heard ……………… that she was disappointed.
In passive structures with hear, the infinitive is used with to.
9. I was made …………….
In passive structures with make, the infinitive is used with to.
10. We heard him ……………. that he was quitting.
Hear is followed by object + infinitive without to.
11. Did you feel the earth …………….?
Feel is followed by object + infinitive without to.
12. The doctor advised me ……………. smoking.
Advise is followed by object + infinitive with to.
Answers
1. I would rather go alone.
2. How dare you call me a stupid?
3. Need I wait any longer?
4. You had better give her what she wants.
5. My mother does not let me stay up late.
6. They made him leave the place.
7. I saw him come in.
8. She was heard to say that she was disappointed.
9. I was made to apologize.
10. We heard him say that he was quitting.
11. Did you feel the earth move?
12. The doctor advised me to quit smoking.
