We will have a holiday for national day ,it will last seven days合并为一句话

问题描述:

We will have a holiday for national day ,it will last seven days合并为一句话

We will have a holiday which will last seven days for national day 。

we will have a holiday for national day which will last seven days

we will have a holiday which lasts seven days for national day

We will have a holiday for national day which will last seven days

We will have a holiday which will last seven days for national day