Corona viruses are type of virus.The pandemic situation has completely replaced the way of teaching English from face-to-face learning into online teaching. Online learning is considered the most appropriate technology to manage the teaching process while teachers and students are away from home during the pandemic. These researches discuss the teachers’ strategies in using online learning platform and the implementing their strategies during Covid-19 pandemic. The design of this study was qualitative approach. This study involves English teacher of SMP Baitul Arqom Balung as the inteviewee. The data was collected through documentation and interview. Based on observation the researcher found that the online learning application used in SMP Baitul Arqom Balung was a WhatsApp, Google Form, Zoom, Google classroom. In conclusion, the researcher found strategies had applied by student teachers in teaching English online.Those strategies as follows: Explaining the material by using several devices, checking of students’ understanding, stimulating students’ curiosity, and giving the assignment and clear explanation by using online platforms.