--- Can I help you? ---I’d like to buy a
问题:
--- Can I help you?
---I’d like to buy a present for my father’s birthday, _______ at a proper price but of great use.
A.the one
B.one
C.which
D.it
--- Can I help you?
---I’d like to buy a present for my father’s birthday, _______ at a proper price but of great use.
A.the one
B.one
C.which
D.it