island之前加什么介词

island前面用什么介词要根据句意及语境需要决定

如果表示某物体矗立在岛子的地面上，那就用on

例如：

There is a watchtower on the island. 在岛上有座瞭望塔。

如果表示船只停靠岛屿附近，那就用at，例如：

The tuna run was over and there were few boats at the island now.

金枪鱼的汛期已经过去，留在岛上的船只业已不多。

I wished to inquire why you stopped at the Island of Elba.

我想问问你为什么要在厄尔巴岛停泊。

还有固定搭配:

如:

We can't kick them off the island.

我们不能把他们从岛上赶走。

He asked them to discontinue flights over the island.　他要求他们停止在该岛上空飞行