Difficulties with /l/ and /ɹ/ speech sounds for L2 English learners
The following video gives useful information on the difficulties some learners of english experience when pronouncing the /l/ and /ɹ/ sounds. Some of this could be shown in the classroom:
New Study Reveals How the Advent of Agriculture Even Changed the Way We Speak
Historical linguists don’t often have reason to rejoice, but they might be excited about this. New research indicates farming exerted an influence on the speech sounds we make–specifically the /f/ and /v/ labiodental fricatives. The argument for the interdisciplinary approach scores another win. Here’s the link to the paper published by the University of Zurich.