TY CONF TI LETTERS AND THEIR COMBINATIONS REPRESENTING ENGLISH MONOPHTHONGS [Æ], [E] AND [Ə:] IN WRITING KW educational activities KW English KW graphic spelling KW monophthongs [æ] KW [e] and [ə:] KW pedagogical worker JO SCIENCE AND INNOVATION 2021: DEVELOPMENT. Vol.IDIRECTIONS AND PRIORITIES AU Kalugina, A.A. AU Pecherskikh, I.G. AU Shilikov, S.I. AU Sitdikov, A.S. AU Taskulina, A.Z. PY 2024 PB AUS PUBLISHERS