Page:Latin for beginners (1911).djvu/182

158 365. A substantive clause is a clause used like a noun, as, We have already had many instances of infinitive clauses used in this way (cf. § 213), and have noted the similarity between Latin and English usage in this respect. But the Latin often uses the subjunctive in substantive clauses, and this marks an important difference between the two languages.

366. Substantive Clauses of Purpose. A substantive clause of purpose with the subjunctive is used as the object of verbs of commanding, urging, asking, persuading, or advising, where in English we should usually have the infinitive.

a. The object clauses following these verbs all express the purpose or will of the principal subject that something be done or not done. (Cf. § 348.)

367. The following verbs are used with object clauses of purpose. Learn the list and the principal parts of the new ones.

N.B. Remember that iubeō, order, takes the infinitive as in English. (Cf. § 213.1.) Compare the sentences