Question 1. Fillmore and Snow identify five functions that teachers perform fo

 Question 1.
Fillmore and Snow identify five functions that teachers perform for which they need to know about language. Are these functions relevant only for teachers of ELLs, or are they important for all teachers? Of the teachers you know, how many do you think have the kind of knowledge Fillmore and Snow deem essential? In what ways might the lack of such knowledge affect instruction?