Use the verbs in brackets in the correct tense form.
1. Most officers (to ear) uniform and (to work) closely with the public.
2. Last year he (to work) in shifts and often overtime.
3. As soon as the customs officer (to process) the documents he (to start) clearing the cargo.
4. Customs officers always (to use) a wide range of tools and technology.
5. We (to have) canine team inspection if we (to suspect) contraband in the container.
6. This work (to require) attention and concentration.
7. He (to work) as a customs inspector for five years and he just (to move) to another level.
8. He (to clear) her luggage before you (to come).
9. By the time the cargo (to cross) the border the customs authorities (to prepare) already all the necessary documents.

благодарю Вас!!

1)wear work2)worked3)process, will start4)use5)will have, suspect6)requires7)has been working has just moved8)had cleared, came9)was crossing, were prepared