在英语中询问需要多少时间通常使用疑问词 "How long"。以下是一些示例：

How long does it take to do something？

How long will it take to get to the airport？

How long does it take you to make dinner？

How long does it take about？

How long did the flight take？

请根据具体情况选择合适的句子来提问