Abstract:
This research is aimed to classify and describe the language functions used by
English teacher and students at the eleventh grade of SMA N 7 Purworejo in the
academic year of 2017/2018. The theory used in this research is Cook’s theory, where in
his theory mentioned that there are seven functions of language. They are emotive,
directive, phatic, poetic, referential, metalingual, and contextual.
The method used by the researcher is qualitative descriptive method. She
records the conversations among the teacher and students in the class by digital
camera. To anticipate some utterances lost, she makes data sheet to be used to note
some utterances when the memory card of camera is full and the file should be moved
into the personal computer. The result of the research is in words form.
In the result of discussion found that total functions of language used by the
teacher and students is 74. The teacher used 31 and the students used 43 of it. In detail,
the teacher used 17 utterances (55% data) included into directive, 2 utterances (6.5%
data) included into phatic, 9 utterances (29% data) included into referential, and 3
utterances (9.5% data) included into contextual. Meanwhile, the students used 7
utterances (16.2% data) included into emotive, 4 utterances (9.3% data) included into
directive, 13 utterances (30.3% data) included into phatic, 1 utterance (2.3% data)
included into poetic, 17 utterances (39.6 data) included into referential, and 1 utterance
(2.3% data) included into contextual. Among all the functions of language, there are
three functions that not used by the teacher. they are emotive, poetic, and metalingual.
Meanwhile, the students used all functions of language except metalingual function.
