166. The principal parts of the irregular verbs. The vowel changes follow no rule whatever and must be learned for each verb separately.

wept

wet

worked, wrought

1 Some irregular verbs have both regular and irregular formation

of the past tense and the past participle.

CHAPTER XIX

THE ADVERB

Classes of Adverbs

167. An adverb is a word which qualifies a verb, adjective, or other adverb. There are four classes: adverbs of place, time, manner, and degree.

1. An adverb of place answers the question Where; as, above, back, backward, below, down, far, forward, hence, here, hither, in, near, out, there, up, yonder.

2. An adverb of time answers the question When; as, always, formerly, hereafter, lately, never, now, often, recently, second, seldom, soon, then.

3. An adverb of manner answers the question How; as, faithfully, ill, sadly, so, somehow, splendidly, thus, truly, well.

4. An adverb of degree answers the question How much as, almost, altogether, barely, enough, exceedingly, entirely, fully, greatly, little, more, much, quite, very.

5. A few adverbs demand individual consideration.

Not is the negative adverb, modifying verbs, adjectives, and adverbs.

No is a negative responsive, modifying the entire sentence. In its use it resembles an interjection (§ 29).

Yes and amen are affirmative responsives. Their use also resembles the use of interjections.

There is introductory and anticipatory. It is used mostly