问题
选择题
Rock-climbing is a breathtaking activity, very popular nationwide among young people,
cooperation as well as courage plays an important role.
A．who
B．which
C．that
D．where
答案
答案：D
考查定语从句。本题的先行词是rock-climbing,短语从句cooperation as well as courage plays an important role的结构非常完整，所以使用关系副词where="in" which。