Li Lida became the youngest person ever ____(cross)the channel.CROSS 但是我觉得是CROSSED,谁能解释一下为什么是TO CROSS

Li Lida became the youngest person ever ____(cross)the channel.CROSS 但是我觉得是CROSSED,谁能解释一下为什么是TO CROSS
Li Lida became the youngest person ever ____(cross)the channel.
CROSS 但是我觉得是CROSSED,谁能解释一下为什么是TO CROSS

Li Lida became the youngest person ever ____(cross)the channel.CROSS 但是我觉得是CROSSED,谁能解释一下为什么是TO CROSS
我觉得正确答案是 to have crossed 才对
the youngest person 后面要用不定式作定语
因为名词前用的是最高级修饰了
订正下：如果他已经跨越了用 to have crossed
要是还没有 就用 to cross