The English words either and neither can cause some problems for native and non-native speakers of English. Sometimes you can use either one and sometimes you have to choose either one or the other, but neither one is very difficult.
Negative adverbs are used to make negative statements. English negative adverbs include not, never, and nowhere. This lesson explains how to form negative statements using these adverbs.
Negative statements are the opposite of affirmative statements. In English, one way to make negative statements is by adding negative prefixes to nouns and adjectives.