A. the Greek scholar Plato                           B. C.K. Ogden and I.A. Richards

C. the British linguist J. Firth                       D. the American linguist L. Bloomfield

6. Speech act theory was first proposed by         .

A. John Austin                                           B. John Searle

C. Noam Chomsky                                     D. John Firth

7.           linguistics refers to the study of a language or languages at a single point in time, without reference to earlier or later stages.

A. Diachronic                                            B. Synchronic

C. Historical                                               D. Comparative

8. Different functional speech varieties known as           are expected in, say, a church sermon, a diplomatic encounter, a family dinner, or a sports broadcast.

A. registers                                                B. styles

C. dialects                                                 D. accents

9.           is the study of language in relation to the mind.

A. Psycholinguistics                                   B. Sociolinguistics