In my view, biology is ______ chemistry,
问题:
In my view, biology is ______ chemistry, but a little easier than mathematics.
A.a subject so difficult as
B.as difficult a subject as
C.as a difficult subject as
D.difficult as a subject as
In my view, biology is ______ chemistry, but a little easier than mathematics.
A.a subject so difficult as
B.as difficult a subject as
C.as a difficult subject as
D.difficult as a subject as