问题描述：
9.The climbers were surprised
at the magnificent scene that was ___before them when they reached the summit.
A.lay do
B.laid down
C.lay out
D.laid out
at the magnificent scene that was ___before them when they reached the summit.
A.lay do
B.laid down
C.lay out
D.laid out
问题解答：
我来补答展开全文阅读