Silalahi, M., Saragih, N. and Inggit Arimbi 2023. Investigating The English Speaking Skill Of The Eleventh Grade Students Of Smk Swasta 2 Tamansiswa Pematang Siantar By Using Tedxtalks Youtube channel . Bilingual : Jurnal Pendidikan Bahasa Inggris. 5, 2 (Oct. 2023), 138 –. DOI:https://doi.org/10.36985/jbl.v5i2.993.