What's the boy doing_the tree?He's picking the apples _the tree.

问题描述:

What's the boy doing_the tree?He's picking the apples _the tree.
A.n;on B.on;in Cin;at Dat;on

选A,只要举两个例句你牢记住,你就可以明白on the tree 和 in the tree的区别:1.There're some apples on the tree.那棵树上有几个苹果.2.There's a bird in the tree.树上有只鸟.on the tree 在树上的东西本身是树...