The purpose of this study was to describe the shape of cohesion lexical and grammatical markers appropriate and inappropriate in a scientific paper. The research is a qualitative study using descriptive analysis method. The data source of this research is the thesis students of Indonesian Language and Literature Education STKIP Lubuk YDB Alung devoted to the background of the problem as much as 20 theses in 2017. The data in this study are sentences that contain lexical and grammatical markers cohesion in scientific papers student of Indonesian Language and Literature Education STKIP Lubuk YDB Alung which are words or phrases that are in between the words or phrases, intrakalimat, antarkalimat or antarparagraf. The results showed that the use of lexical cohesion markers there are two forms of correct and inappropriate form of lexical cohesion pemarkah. Markers of appropriate lexical cohesion include synonymy, repetition, antonymy, hyponimi, equivalence and collocation, whereas inappropriate lexical cohesion marker forms include repetitions and synonyms. The use of grammatical cohesion markers there are two forms of precise and inappropriate grammatical cohesion shapes. Appropriate grammatical cohesion markers include conjunctions, references, ellipsis and substitutions, whereas inappropriate lexical cohesion marker forms include ellipsis, conjunctions, references and substitutions. The most dominant form of cohesion marker used in the student's thesis STKIP YDB Lubuk Alung is a form of conjunction marker that is coordinative conjunction.

The purpose of this research was to describe the type and function of play on language in Indonesian Club Lawak (ILK) event in Trans 7. This research was a qualitative research using descriptive method. This research data are a words or combination of words which are punned in Indonesia Club Lawak (ILK) show in Trans 7. Data source in this research were Indonesian Club Lawak (ILK) event which is broadcasted on television station Trans 7. Data are analyzed by following steps : (1) transcribing the downloaded data into written language, (2) identifying the data, (3) classifying the data into plesetan types and plesetan functions, (4) analyzing the data according to the research objectives, (5) do the discussion, (6) summarizes the findings of the study, and (7) reporting the findings of the study. Keywords: puns, type and function, Indonesia Lawak Klub (ILK)

The purpose of this study is (1) to explain the use of grammatical cohesion in the aspects of reference, substitution, ellipse, and inner conjunction; (2) explain the quality of the use of grammatical cohesion markers in the Singgalang newspaper. The object of this research is the Singgalang newspaper with a total sample of 20 Singgalang newspapers. Samples were taken randomly from Singgalang newspapers in 2018 and 2019. The methods and techniques of data collection are language methods. The technique used is the library method by dividing the discourse into several sentences to be grouped and analyzed based on the cohesion aspects, then proceed with the basic tapping technique followed by the note-taking technique. The results showed that out of 212 paragraphs with 602 pairs of sentences with grammatical cohesion, there were markers of grammatical cohesion from the dominant to the least used, namely (1) reference (54.82%), (2) conjunction (32.89%) , (3) ellipsis (5.81%), and (4) substitution (3.65%). From the research data, there are 48.00% accuracy in using markers of grammatical cohesion and 52.00% inaccuracies in the use of markers of grammatical cohesion.

Government officials as public officials must use the Indonesian language in accordance with the principle of politeness and principles of cooperation. The purpose of this study was to express the performance of politeness using the Indonesian language orally by government officials of West Sumatra. The research data were 746 speeches (spoken) of government officials in West Sumatera, Indonesia, namely governor, vice governor, regent, and mayor who still held office in 2017. Data analysis technique was data identification that is determining politeness using Indonesian from the principle aspect of manners and principles of cooperation, data classification, data interpretation, and concluding. The research findings were the performance of the principle of courtesy of officials of West Sumatra is in accordance with the maxim of wisdom, the maxim of generosity, the maxim of praise, the maxim humility, the maxim of agreement, the maxim of sympathy. The findings on the performance of the principle of cooperation of officials of West Sumatra are in accordance with the maxim of quantity and manner, the maxim of quantity, quality, and manner, the maxim of relationships and ways, the maxim of the way. The performance speech of officials of West Sumatra in violation of the principle of cooperation that violates the maxim of quality and method and violate the maxim relationship.

This study aims to describe (1) the form of the fatist category and (2) the fatist category function in the Dilan 1990 novel by Pidi Baiq. This type of research is qualitative research using descriptive analysis methods.The research data is in the form of sentences containing phatic categories in the Dilan 1990 novel by Pidi Baiq. Methods and techniques of data collection using tapping techniques. Data collection techniques are carried out by identifying data based on the form and function of the fatist category.Based on the results of the research and discussion, it can be concluded that the phatic categories in the Dilan 1990 novel by Pidi Baiq are as follows (1) the form of phatic category is found in four forms, namely phatic particles, phatic words, phobic phrases, and phytic alloys; (2) the phatic category function is found in fourteen functions, namely emphasizing the feeling of rejection; emphasize certainty; request approval from the interlocutor; just emphasis in the sentence; smoothing orders; as confirmation; start and end the conversation; emphasize proof; emphasize reason and denial; emphasize invitation; justify the statement of the interlocutor; give approval to friends to talk; after getting something from friends talking; and replace the question word why or why. Keywords: fatis, form, function, novel