做决定的英语短语是make the/a decision.
例句：
1、And unfortunately, alas, the philosopher within me cannot make that decision for you.
不幸的是，哎呀，我内心深处的“哲学家”不能替你做决定。
2、But this time my dear niece, before your make the decision please think over what l said.
但是这一次我亲爱的侄女，在你做决定以前请你仔细考虑我所说的。
3、lf they expect to make a decision within the next week, you need to follow up in a couple of days; for a longer time it is best to wait a week.
如果面试公司会在下周内做决定，你需要在接下来两三天内保持跟进;如果面试公司需要更长时间,那你的跟进时间差不多在一个星期左右。
4、To achieve, you must first make a decision.
要达到这一点，首先你必须做决定。
5、Next time you have to make a decision about something - pay attention to your body andcompare it to this exercise as you find your answer.
下次当你必须对一些事情做决定时，注意你身体的真实感觉，和上面的练习做比较，你就能找到你的答案。
decision的意思：
n.（作出的）决定，抉择；决断（力）；果断；作决定；决策；复数： decisions.
例句：
1、 Anti-European protesters challenged that decision.
反对英国加入欧共体的抗议者对那个决定提出了质疑。
2、Ultimately, it's your decision.
归根结底，这是你的决定。
3、She stood there, docilely awaiting my decision.
她站在那里，顺从地等待我的决定。
4、He gamely defended his organization's decision.
他极力为自己所属组织的决策辩解。
5、Tavare was probably rueing his decision.
塔瓦雷可能正在为他的决定感到后悔。
kobe紫米
