如果

take in───吸收；领会；欺骗；接待;接受；理解；拘留；欺骗；让…进入；改短

take it───拿去，接受；猜想，以为；带走它

take life───杀生

take aim───瞄准

take ill───生病

take off───起飞；脱下；离开；突然成功

take on───承担；呈现；具有；流行；接纳；雇用；穿上

Today we address some of the critically important steps that Mr. Bush must take if he hopes to win American and international support for a military campaign against Iraq.───今天我们在此阐述一些最为至关重要的步骤，如果布什想在对伊拉克实施军事打击这方面赢得美国和国际范围内的支持，就务必采取这些步骤。

Students can select a course to take if they pass the exam.───学生们如果通过了考试可以挑选要上的课程。

Senator John McCain announced a series of steps he would take if elected that are intended to help middle-class Americans cope with the ongoing financial crisis.───参议员约翰·麦凯恩宣布，如果他当选，他将采取一系列措施来帮助美国中产阶级家庭度过当前的经济危机。

How long will it take if we all muck in?

If you have a chronic health problem, the Lancet authors suggest a preflight medical assessment to determine whether it is safe for you to fly and what precautions you should take if you do fly.

The longest sequence of required activities is the time it will take if no adjustments are made.