21.(       ) According to Chomsky, a speaker can produce and understand an unlimited number of sentences because he possesses an internalized set of rules about his language.

22. (       ) Phonological rules are not language specific, i.e. once proved to be valid, they can be applied to all languages.

23. (       ) Under the Case Condition principle, when the Move α rule operates to change a sentence from the active voice to the passive voice, it can move a noun phrase to any Case receiving position.

24. (       ) Lexical categories are generally known as parts of speech, and a language has major and minor lexical categories of a finite set.

25. (       ) A grammatically well-formed sentence is always semantically well-formed.

26. (       ) All illocutionary acts that belong to the same category share the same purpose or the same illocutionary point.

27. (       ) Borrowing occurs when one language takes a word or morpheme from another language and adds it to its lexicon.

28. (       ) It is obvious that the standard variety of language is the correct form of language.

29. (       ) Human linguistic ability largely depends on the structure of their vocal cords.

30. (       ) According to Behaviorist learning theory, children are believed to gradually assume correct forms of the language of their community when their “bad” speech gets corrected and when their good speech gets positively reinforced.

Ⅳ . Directions: Explain the following terms, using one or two examples for illustration. (3%×10=30%)