一定要找出的英文

I have to find it.I have to find it

例句：

“我知道，”这位盲人说道，“在我踢他屁屁之前，我必须得先找到它的头。”

"I know," said the blind man," but I gotta find his head before I can kick his butt."

例如：I've lost my ID card, but I must find it.

I have to find it.

1.如果表示他找到它是自己的一种意愿，用：He must find it.2.如果表示他不得不找到它，则用：He has to find it.3.如果强调的是他要是找不到它，就可能带来什么不好的后果，或者说，找到它是他的一种义务，则可以用：He should find it./He ought to find it.

I must put him to find out

I must find it.