The execution of the system that an English language high knowledge supportive teacher is following the second language weaker subject teacher will face difficulties as long teachers don’t plan their bilingual teaching process very exact and carefully detailed. Simple organization and scheduling problems will appear and this will block the supportive execution of the provided teacher tool.
Teaching is about building relationships. Once established, content and skills can be transferred both ways. From teacher to students, and from students to teacher.
Change the way you teach at least once per lesson by choosing from a variety of Teaching Methods. I am sure you know many of them.