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。

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According to Iran's New Islamic Penal Code, prisoners can apply for conditional release after serving a third of their sentence.

根据伊朗的《新伊斯兰刑法典》，囚犯可以在服满三分之一刑期后申请有条件释放。

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The third transition from the gate - another conditional transition - points to the BookRoom activity, in case the required type of room is available.

第三个迁移，从gate—另一个条件迁移—指向BookRoom活动，这时所需类型的房间是可入住的。

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Third, after gaining these approvals, the individual would receive conditional permanent residence for a period of two years.

FORBES: New Immigrant Entrepreneur Visa Can Create Many Jobs for Americans

The Sharks receive the Rangers' second-round pick and a third-round pick in the 2013 draft, and a conditional second-round pick in the 2014 draft.

WSJ: Rangers acquire F Clowe from San Jose for picks

The Jets also receive a conditional fourth-round pick in next year's draft that will become a third-rounder if Revis, who is coming off a torn ligament in his left knee, is on the Buccaneers' roster on the third day of the 2014 league year.

WSJ: Jets trade Darrelle Revis to Buccaneers