Luckily, we'd brought a mad map without _______ we would have lost our way.
A. it B. that
C. this D. which
Luckily, we'd brought a mad map without _______ we would have lost our way.
A. it B. that
C. this D. which
D
which指先行词a road map， 本题考查了介词without加关系代词which的用法。