whale的过去式是whaled，过去分词形式是whaled，现在分词形式是whaling，第三人称单数形式是whales。
例句：
1、A whale was thrashing the water with its tail.
一条鲸鱼不住地用尾巴击水。
2、Whales and dolphins are still being slaughtered for commercial gain.
仍然有人为了商业利益大肆捕杀鲸鱼和海豚。
3、We have campaigned against whaling for the last 15 years.
我们最近15年一直参加反对捕鲸的运动。
4、A whale was found washed up on the shore.
一头鲸被发现冲到了岸上。
