ring的過去式怎么寫

　　The continent was ringed with free-trade ports.

　　這片大陸，自由貿易港口遍布。

　　Ringed fences and scrambled eggs

　　圍欄和炒蛋。

　　The blue ringed octopus is tiny and beautiful.

　　藍環章魚很小很漂亮。