return|returned

我必须在周五前归还图书馆的书。

I have to ___return the library book by Friday.

别忘了归还你借的那支笔。

Don't forget to ___return the pen you borrowed.

他于2009年返回尼日利亚。

He ___returned to Nigeria in 2009.

我直到五月才会从假期回来。

I won't ___return from my holiday till May.

她25岁时离开瑞典，再也没有回来。

She left Sweden at the age of 25 and never ___returned.