1, the basic meaning of volunteer is "voluntary service", which means volunteering to do a certain job or perform a certain responsibility.

2. Volunteers can be used as transitive verbs or intransitive verbs. When used as a transitive verb, it is followed by a noun, pronoun or infinitive as the object, and can also be quoted directly.

When volunteer is used as an intransitive verb, it is often followed by prepositions for, in, etc.

Extended data:

First, the word deformation.

Past tense: voluntary?

Past participle: volunteer?

Now participle: volunteer service?

Third person singular: volunteer

Second, the meaning of discrimination

Propose, present, propose, voluntarily

These verbs all mean to provide.

1, offer is the most common word, which refers to putting forward or providing opinions or things, but whether it is accepted or not is up to the other party.

2.present can not only refer to putting forward opinions and suggestions. It also means to take something out for others to appreciate or give.

3.propose means to put forward questions or suggestions directly and actively, and also means to put forward specific opinions or suggestions in discussion or debate.

4. Volunteer and offer are synonyms, and the emphasis is on volunteering, not being ordered to do something.