6. In the following dialogue between a student and a teacher, which maxim under CP is violated when the conversational implicature occurs?

Student： New York is in New Zealand, isn’t it, Mr. Smith?

Teacher： And Rome is in Romania, I suppose.

A. Quantity.                                                      B. Quality.

C. Relation.                                                       D. Manner.

7. All the following items except ______ are major sound changes English has undergone in its long historical development.

A. apocope                                                       B. aspiration

C. epenthesis                                                    D. metathesis

8. ______ variation in a person’s speech, or writing, usually ranges on a continuum from casual or colloquial to formal or polite according to the type of communicative situation.

A. Regional                                                       B. Social

C. Stylistic                                                        D. Idiolectal

9. Stimuli heard in the left ear are reported less accurately than those heard in the right ear. This phenomenon is called as the______.

A. brain lateralization                                          B. linguistic lateralization

C. cerebral plasticity                                          D. right ear advantage

10. A child acquires his or her mother tongue in a sequence of identifiable stages： ______ , one-word, two-word and multiword during a very specific maturational period of human development.

A. crying                                                          B. babbling

C. holophrastic                                                  D. telegraphic