填空题How can we account for the formation of an iceberg
单项选择题A.The discussion.B.The European Union team.C.The European Union deputy foreign ministers.D.The UN investigation.
单项选择题A.Her phone number.B.The location of the apartment.C.The best time to call her.D.Her first nam
填空题The icebergs are dangerous because they are hidden ______ and can turn over unexpectedly.
单项选择题A.Very cool weather.B.Very warm weather.C.Raining weather.D.Fair weather.