It is the total lack of knowledge about a fact, thus in this case the question begins with a verb and does not include the disjunctive conjunction or.

Short phrases consisting of one or two very short words. Such words are typical of the speech of very young children, in their mother tongue or in the foreign language, and are used to satisfy their communicative needs. Such phrases are mum, dad, come here etc., they gradually increase in number of words and it becomes obvious that they consist of separate words. In some cases, such holophrases are used by adults as well: thank you, you are welcome, very well, etc.

A number of people with many common interests and pursuits, e.g. a class of students theoretically consists of persons who are interested in what is taught and aim at acquiring the knowledge being target.

The person who is in a position to produce oral discourse and consequently to use language in general, since any language use normally begins with the ability to use the specific language orally.

The person who speaks a language he/she learnt after having already learnt his/her mother tongue – and therefore his/her knowledge and skills in this second language are normally not as adequate as those the person has acquired in his native language.