Практическая грамматика

§ 4. Words of the category of state can be modified by adverbs of degree:
Sally, who had been half asleep with her head on Eddy’s lap, woke up and began chanting. (Saxton)
Mrs. Gamp's curtains were drawn close, and Mrs. Gamp was fast asleep. (Dickens).
He immediately came fully awake. (Heym)
Words of the category of state may take prepositional indirect objects.
"You were afraid of the war? " she asked compassionately. (Heym)
... but at the first double knock every window in the street became alive with female heads. (Dickens)
"Merry," cried that more prudent damsel, "really I am ashamed of you." (Dickens)


Chapter VII


THE ADVERB

§ 1. The adverb is a part of speech, which expresses some circumstances that attend an action or state, or points out some characteristic features of an action or a quality.

The function of the adverb is that of an adverbial modifier. An adverb may modify verbs (verbals), words of the category of state, adjectives and adverbs.
Annette turned her neck lazily, touched one eyelash and said: "He amuses Winifred." (Galsworthy)
And glancing sidelong at his nephew he thought... (Galsworthy)
For a second they stood with hands hard clasped. (Galsworthy)
And now the morning grew so fair, and all things were so wide-awake. (Dickens)
The man must have had diabolically acute hearing. (Wells)
Harris spoke quite kindly and sensibly about it. (Jerome)


§ 2. As to their structure adverbs are divided into:
(1) Simple adverbs (long, enough, then, there etc.);
(2) Derivative adverbs (slowly, likewise) forward, headlong etc.); (The most productive adverb-forming suffix is -ly. There are also some other suffixes: -wards, -ward, -long, -wise.)
(3) Compound adverbs (anyhow, sometimes, nowhere etc.);
(4) Composite adverbs (at once, at last etc.).