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II Use the correct tense /Simple Past or Present Perfect/
in the following sentences:

1. They just /introduce/ the collision avoidance system.
2. The Standard Marine Navigational Vocabulary /be/
/compile/ some years ago.
3. Seamen /use/ English for many years.
4. These types of echo sounders /use/ since 1976
5. The ship /aground/ two days ago.
6. Yesterday the dockers /clean/ all the holds.
7. I never /see/ such an engine.
8. All the repairs /carry/ out and we can leave the port.
9. I already /fix/ the snip's position.
10. I /see/ the captain today.


III Rewrite the sentences in Passive Voice:

1. They paint the starboard side.
2. The engineers start the main engine.
3. The second mate corrected the charts.
4. They have ordered the spare parts in the factory.
5. The pilot made a lot of mistakes.
6. Someone left the pilot book there.
7. The captain invited our agent to the party.
8. They have made a lot of damage in all holds.
9. We have Just finished all the repairs.
10. The pilot has given a new command.