他出差一周后返回了办公室。

He ___returns to the office after a week-long business trip.

请把钥匙还到前台。

Please ___return the keys to the front desk.

这项业务每月都能带来稳定的利润。

This business ___returns a steady profit every month.

别忘了在四月份之前提交你的纳税申报表。

Don't forget to submit your tax ___returns before April.

往返票比单程票贵不了多少。

A ___return ticket doesn't cost much more than a one-way ticket.