---The box is too heavy to carry. What’s in it? ----Oh, I ______ it _______ books.
A. filled, with B. am full, of
C. am filled, with D. filled, of
---The box is too heavy to carry. What’s in it? ----Oh, I ______ it _______ books.
A. filled, with B. am full, of
C. am filled, with D. filled, of
A