去过。我去过华盛顿的艺术博物馆、航天博物馆、渥太华的艺术博物馆，儿童博物馆。
Yes. I've been to the Art Museum and the Aerospace Museum in DC, the Art Museum and the Children's Museum in Ottawa.
去过。我去过华盛顿的艺术博物馆、航天博物馆、渥太华的艺术博物馆，儿童博物馆。
Yes. I've been to the Art Museum and the Aerospace Museum in DC, the Art Museum and the Children's Museum in Ottawa.
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