There are many beautiful islands ___ the east coast of Australia.横线上应该填什么介词呢

问题描述:

There are many beautiful islands ___ the east coast of Australia.
横线上应该填什么介词呢

near.在/靠近 澳大利亚东海岸。

at 或 in吖,意思都一样

on
中文意思:有很多美丽的岛屿在澳大利亚东海岸.