题目内容
18.听第10段材料,回答第18至20题.18.Where is the most famous canyon?
A.In the US B.In Canada C.In France.
19.What is special about the Grand Canyon?
A.Its old age B.Its length and depth C.Its cause of formation
20.How deep is the Grand Canyon at its deepest depth?
A.More than 1,800 meters
B.More than 1,200 meters
C.More than 440 meters.
分析 略
解答 ABA
点评 略
练习册系列答案
相关题目