她忘记带钥匙，不得不再次进入房子。

She forgot her keys and had to ___re-enter the house.

他在输入新密码后重新进入了系统。

He ___re-entered the system after typing the new password.

在短暂的退休后，他又重新进入了职场。

After a brief retirement, he ___re-entered the workforce.