每年秋天，这些蝴蝶都会迁徙到更温暖的地方。

Every autumn, these butterflies ___migrate to warmer places.

许多年轻人为了更好的职业前景而迁移到大城市。

Many young people ___migrate to big cities for better career prospects.

越来越多的用户将他们的照片从本地存储迁移到在线相册。

More users are ___migrating their photos from local storage to online albums.