______daybreak yesterday,we arrived at the foot of a ______

题目

______daybreak yesterday,we arrived at the foot of a ______
A.At,mountain 1500 feet high B.On,mountain 1500 feet high C.By,1500-feet-high mountain D.In,1500-foot-tall mountain
To plant the tree,we must dig______
A.a three feet deep hole B.three-feet-deep a hole C.a hole three feet deep D.a three-feet deep hole
说一下各个答案的区别和错在哪里

答案

A at daybreak 在破晓时,a mountain 1500 feet high ,1500 feet high 做后置定语修饰moutain.其实从介词的选择上就可以判断答案是A了 C 同理,three feet deep 做后置定语 修饰前面的hole.A选项若为 .a three-foot-de...