1 sentence

1. 博物馆每年只关闭三天：感恩节，圣诞节和元旦。

   bó​wù​guǎn měi​nián zhǐ guān​bì sān tiān: gǎn'ēn​jié, shèng​dàn​jié hé yuán​dàn.

   The museum is closed only three days a year: Thanksgiving, Christmas, and New Year's Day.

   Source: CCMatrix