our summer holiday is _about_two_months_long._ 对划线部分提问 ___ the ___ of your summer holiday?

our summer holiday is _about_two_months_long._ 对划线部分提问 ___ the ___ of your summer holiday?

题目
our summer holiday is _about_two_months_long._ 对划线部分提问 ___ the ___ of your summer holiday?
There were no students on the beach.同义句转换
___ ___ the students were on the beach.
答案
what's the length of your summer holiday?
none of the students were on the beach.
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