[单选题]The Grand Canyon is a steep-sided canyon carved_____ the Colorado River in the United States in the state of Arizona.
北开题库
|
2023-10-01 08:02:09
|
11
[单选题]The Grand Canyon is a steep-sided canyon carved_____ the Colorado River in the United States in the state of Arizona.

A.of
B.through
C.by
D.on
查看答案

国家开放大学

形成性考核

您可能感兴趣的试题
TOP