1. Most officers (wear) uniform and (work) closely with the public.
2. Last year he (worked) in shifts and often overtime.
3. As soon as the customs officer (processes) the documents he (will start) clearing the cargo.
4. Customs officers always (uses) a wide range of tools and technology.
5. We (would have) canine team inspection if we (suspected) contraband in the container.
6. This work (requires) attention and concentration.
7. He (has worked) as a customs inspector for five years and he has just (moved) to another level.
8. He (had cleared) her luggage before you (came).
9. By the time the cargo (crossed) the border the customs authorities had already prepared all the necessary documents.