我昨天把手机落在咖啡馆了。

I ___left my phone ___behind at the cafe yesterday.

当他们搬到一个更小的公寓时，不得不把旧家具留下。

They had to ___leave their old furniture ___behind when they moved to a smaller flat.

搬到一个新城市通常意味着要留下一些朋友。

Moving to a new city often means ___leaving some friends ___behind.