Which of the following is true?
A.The "Dry Valleys" have nothing left inside.
B.The "Dry Valleys" never hold glaciers.
C.The "Dry Valleys" may carry a message of hope for the verdant.
D.The "Dry Valleys" are useless to scientists.
为了保护您的账号安全,请在“上学吧”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!