We have an Art Festival (every year).对括号部分提问

问题描述:

We have an Art Festival (every year).对括号部分提问

How often do you have an Art Festival?

How often do you have an Art Festival?
你们多久开展一次艺术节?

How often do you have an Art Festival?
你们多久开展一次艺术节?

When do you have an Art Festival?