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Task IV. Open the brackets.

1. He (to work) for the Customs for five years.
2. Customs tariff (to work out) in 1795 but it (to come) into effect only in 1800.
3. Collection and analysis of information on smuggling (to result) in better understanding of smuggling trends.
4. To act with diplomacy at all times (to be) an important part of the job.
5. The first Russian Customs Statute (to be) strict towards foreigners.
6. Last year he often (to work) overtime.
7. I (not to see) you for ages. You (to change).
8. He (not to know) what channel I should choose.
9. The Customs officer (to collect) duties now.
10. The passenger (to be questioned) and searched.