Question

The following sentence contains _____.

Answer 1

Answer:

One infinitive.

Explanation:

Verbals are formed from verbs, but they act as a noun, adverb or adjective.

There are three types of verbals: infinitive, gerund, participle.

Gerund acts as a noun, participle acts as an adjective and infinitive can act as a noun, adverb or adjective.

From the previously mentioned verb forms, in this sentence, we can only find an infinitive - to make (to make a promise - infinitive phrase).