There are three basic kinds of verbs plus many subclasses. Here we cover only the three basic types. Initially, verbs are divided into main verbs and auxiliary verbs. Then auxiliary verbs are divided ...

Modal verbs, which express a likelihood, ability, permission, request, order etc., usually help main verbs to state the future. It is the reason they are categorised as auxiliary verbs in the context.

Modal and primary auxiliary verbs. On completion of this workbook you will be able to identify and use modal auxiliary and primary auxiliary verbs correctly in sentences. Lessons and exercises ...

These are useful verbs that are always followed by an infinitive. They are usually used in the present, imperfect, past tense with a past participle or in the conditional tense.

Here s a set of basic but tough grammar questions posted in Jose Carillo s English Forum by an Iran-based member who goes by the cryptic username r_a: What are the differences between a helping verb, ...