You could get into a situation where you have to decide immediately.

你可能遇上一种情况，使你不得不立刻作出决定。

《牛津词典》

Did you have to decide what equipment you'd need for the filming?

你要确定拍摄需要的设备吗？

youdao

Molly: you have to decide if you want regular or paper plates.

莫莉：你还需要决定是用普通盘子还是用一次性纸盘子。

youdao

- You have to decide how much-- What you're told is you have to decide " who should be chosen to be on "College Bowl."

你必须决定-,你被告知必须决定,选谁参加“学院杯“

耶鲁公开课 - 心理学导论课程节选

In England, you have to decide early on before you even go to school

在英国，你在上法学院之前就要决定了，

美国式对比英国式 - SpeakingMax英语口语达人

The SEC--you have to decide-- you hear about public companies and private companies.

证交会...你必须选择...,你应该听说过上市公司和私营公司

耶鲁公开课 - 金融市场课程节选

Now you have to decide how to protect the investment--forget about stuffing it under the mattress.

CNN: ASIANOW - TIME Money | Keeping It Safe | 11/99

To deal with a question like this, you have to decide where to suspend disbelief.

WSJ: How to Ace a Google Interview

Until then, all you have to decide is: are you cookie, or are you creme?

FORBES: Rethinking Super Bowl Advertising: It's About Not Just the Creative but How Creatively You Use It