The aims of this research is to gain a deep understanding and to knowing  the use of code-switching that have done by students and lecturers in interaction when teaching learning in English class. Specifically or as sub-focus in this research was aimed to determine the functions for the use of code switching that is used by both  of the speaker and hearer that in this case the interaction between lecturer and students when learning takes place. This research was conducted at the campus of the State Islamic Institute "Sultan Maulana Hasanuddin Banten" at the Faculty of Education and Teaching in English department at the third semester. This study was a qualitative research by using ethnography of communication method. The techniques and procedures of data collection were used such as observation, recordings and transcripts, and interviews. Based on data analysis, the use of code switching in English classroom has got the result for functions of code switching in interaction when the learning take place. Key words: code switching, English learning, ethnography communication.

Generally, generation Z mixes English and Indonesia when communicating with each other. This is a sociolinguistic phenomenon called code-mixing, which impacts social media as a part of the development of Information Communication Technology (ICT). Therefore, this study investigates the impact of social media on the use of code-mixing by generation Z. This study was carried out at Serang Raya University, Indonesia, where English is the only foreign language used to teach students. The research also aims to highlight the contribution of social media in code-mixing and determine the reasons this generation uses English and Indonesian in social media. Data were collected through self-completed questionnaires and interviews. The results showed that the use of social media had an impact on code-mixing between Indonesian and English for Gen Z.

This paper aims to describe the conception and implementation of evaluation and practice using YouTube as a strategy in teaching English skill and to know the effect of student's attitude. A student-centered, experiential learning approach to instruction framed the design. This required students to do most of the project work online, and involved a blend of face-to-face activity in the classroom along with out-ofclass online collaboration. The case study based on blended learning. Blended learning is an innovative concept that embraces the advantages of both offline teaching by face to face and online teaching learning using YouTube as social media. In addition, to providing opportunities to discuss of English course traditionally face-to-face in the classroom and check the comprehension and understanding for the concept and material. The result show, students fell interested by using YouTube as a media in practice and evaluate English speaking skill.

This study aims to investigate language teaching in the practice of English speaking skills through blended learning, utilizing Youtube as a media. Participants were 42 (males and female) in third semester students enrolled in the second year in Information Technology program, Serang Raya University. The method was classroom action research. Data collected through the procedure taken from the Kemmis Taggart model. Those were begun from planning, action, observation, and reflection. Meanwhile, the data analyzed based on the whole observation of the action on each circle and the result of questionnaires. The result shows that students were greatly motivated on practicing speaking skills.

Covid 19 has an impact on the economic decline evenly, one of which is the level of people's purchasing power decreases. Coupled with the existence of social restrictions that do not allow people to interact with each other, it greatly affects sales revenue, especially marketing that still uses and relies on conventional systems. Therefore, there is a need for assistance to do digital marketing, especially in this era of sophisticated technology. Because it is undeniable that online marketing is an alternative, not just to keep up with the times, but also a way to adapt to the pandemic conditions that have not subsided. The purpose of this activity is to conduct socialization and assistance to the community, especially women farmer groups regarding how to make product packaging techniques attractive and marketing techniques through digital, with the hope that people will not only do conventional marketing but also digitally. The method used is by socializing or delivering digital marketing materials and theories, as well as direct practical assistance on how to package products, take product photos, use social media, and so on. From the assistance that has been carried out by women farmer groups, they can apply social media including whatsapp and facebook as a means of making sales so that the products or agricultural products they market more attract the wider community