amputate的第三人称单数怎么写？

vt.（用外科手术）截（肢等），切断，砍掉，删除...

In these cases there is no choice but to amputate.在这些病例中,除了截肢别无他法.In the end they had to amputate his foot to free him from the wrecked car.最后他们不得不截断他的脚才把他从撞坏的车中救出来.Sometimes we even amputate a limb.'有时我们甚至要锯肢. ”...

amputate的音标：amputate的英式发音音标为：['æmpjuteɪt]amputate的美式发音音标为：['æmpjʊˌtet]...

amputate的现在进行时为：amputating...

amputate的现在完成时为：amputated...

amputate的一般过去时为：amputated...