1. If I shall or will have taught. 1. If I shall or will have been taught. Plural. 1. If we shall or will have 2. If you shall or will have 1. If we shall or will have been taught. taught. 3. If they shall or will have 2. If you shall or will have been taught. taught. 3. If they shall or will have been taught. Compound Perf.-having taught. | Having been taught. IRREGULAR VERBS. (2) The English language contains a number of irregular verbs, which may be divided into three classes, namely; I. such as have the present and imperfect tense and perfect participle the same; II. such as have the imperfect tense and perfect participle the same; and III. such as are different in each one of these three forms.* * Examples of each class occur in the following list, as also of such as admit of the regular and irregular forms. The regular forms ought to be preferred: they are marked with an R. |