---Why are you so happy?
--- ______ the teacher’s help, I found the answer ______ the question.
A.Under; to | B.With; to | C.Under; of | D.With; of |
---Why are you so happy?
--- ______ the teacher’s help, I found the answer ______ the question.
A.Under; to | B.With; to | C.Under; of | D.With; of |