practice keeping those lips unrounded!
practice opening your mouth with saying the /air/ sound then round your lips to say /row/
round your lips first to say /or/ then pull them back and round them to get the good /r/ sound!
Close your lips first to make the /b/ sound then pull tongue back for good /r/ sound!
Make /k/ sound first then lower tongue tip to form the /air/ sound.
Think /her/ for this one!
Make the /s/ sound first then drop jaw to form the /y/ sound.
Think of the word /or/ for this one. /K+or+rect/
Think of /air/ for this one. Drop your jaw for the good /r/ production!
Think /or/ for this one. Make sure you add the final /s/