他完成服役期后，下周就要正式入伍了。

After completing his ___enlistment, he will officially join the military next week.

他的服役期在海军基地度过。

His ___enlistment was spent at a naval base.

军队的招募工作每年都会吸引大量年轻人报名。

The military's ___enlistment process attracts many young applicants every year.