Use the second conditional form to consider present options and the third conditional for considering different outcomes based on past actions.

展示当前选择的时候采取第二套方案，而根据以往的经验考虑不同结果则采取第三套方案。

youdao

The forms applications are based on XForms, which provides capabilities such as: data validation, support for multiple and conditional form pages and tabular data.

表单应用程序基于XForms，它提供如下功能，例如数据验证、支持多个和条件表单页面以及表格数据。

youdao

After all, what are those demands but another form of conditional love.

其实，这些需求也不过是有条件的爱的变形罢了。

youdao

For those of you who still do believe in the existence of souls I suppose you could take a great deal in discussions that follows as some form of large conditional or subjunctive if there were no souls then here's what we have to say.

如果你们有人,还是相信灵魂的存在,或者你可以从以下的讨论里,也学到一些东西,把讨论看成有条件性和假定性的,假设没有灵魂,然后就是我们要讨论的东西。

耶鲁公开课 - 死亡课程节选

The controversy over Klaus's re-election meant that when Petr Necas, the leader of the centre-right Civic Democrat party (ODS), was attempting to form a government after the 2010 parliamentary elections, several of his prospective coalition partners made their cooperation conditional on the new government making reform of the presidential election system part of its programme.

BBC: Q&A: Czech presidential election