studentof9a
contestada

When I was at school, we ______ stand up when a teacher came into the classroom.
A. Must
B. shall
C. had to
D. could

Respuesta :

ccooley49

Answer:

C.

Explanation:

it's simple English learned this in like 3rd grade.

Roseanna12

Answer:

I'm going with C. had to.

Explanation:

I'm going with C because this answer fits better than the other options.