The tail of a Killer Whale is_______shorter than the tail of a Sperm Whale
问题描述：
The tail of a Killer Whale is_______shorter than the tail of a Sperm Whale
答
The tail of a Killer Whale is（more）shorter than the tail of a Sperm Whale.
翻译：虎鲸的尾巴比抹香鲸的尾巴要短很多.
说明：这是固定搭配more.than.
意思就是,比.得多