当configure的猜测无误，而您缺少先决条件时，您所要做就是要满足缺少的那些先决条件。

When configure guesses right, and you lack a prerequisite, all you have to do is obtain the missing prerequisite.

youdao

你要做的第一件事就是绝对要忠于你的艺术视野；把你想拍的照片拍下来。

The first thing you should do is you absolutely have to stay true to your artistic vision; take the pictures you want to take.

youdao

要诚实。那就是你在诚实日所要做的一切。

Be honest. That's all you have to do on Honesty Day.

youdao

And the first thing you do is ask is it an instance of some problem that other people have already solved?

而且你以前从没碰过这个问题,你首先要做的一件事就是问问自己,这是不是一个别人已经解决了的问题？

麻省理工公开课 - 计算机科学及编程导论课程节选

What they do is they just apply to Transport for London for a licence,

他们要做的就是向伦敦交通局申请驾照，

小心微型出租车 - SpeakingMax英语口语达人

254 So, basically all we did was take 12 54, 22 subtract 12 32, and we got 22 electron volts.

基本上我们所要做的全部也就是用，减去，1232，这样就得到了。

麻省理工公开课 - 化学原理课程节选