It can be inferred from the passage that the Craighead Caverns presently serve as( ).
A.an underground testing site B.an Indian meeting ground C.a tourist attraction D.a motor boat race course正确答案C
It can be inferred from the passage that the Craighead Caverns presently serve as( ).
A.an underground testing site B.an Indian meeting ground C.a tourist attraction D.a motor boat race course正确答案C
