.
It was _____ his mother came in _____ to prepare his lessons.
A. not until; did the boy begin B. until; that the boy didn’t begin
C. until; did the boy not begin D. not until; that the boy began
.
It was _____ his mother came in _____ to prepare his lessons.
A. not until; did the boy begin B. until; that the boy didn’t begin
C. until; did the boy not begin D. not until; that the boy began
A