Page 16 - Finite and Non-finite verbs

2.2. Infinitive without to

Infinitive without to or bare infinitive is used

after modal auxiliary verbs: (will, shall, would, could,

can, may, might, must, should, and needn’t)

For example : It might rain later in the evening.

I must go now.

She should have resigned.

There are several possible ways to use infinitive

without to.

1. Use infinitive without to after verb of

perception (feel, hear, see, watch, notice)