10 grammar questions tenses identify the tense of the complete verb. 1. the uss yorktown, commissioned in 1937, was built to provide important naval assistance during the first part of world war ii. past past perfect past progressive past perfect progressive 2. tenses identify the tense of the complete verb. lasting only five short years, the fighting career of the yorktown is famous. present present perfect present progressive present perfect progressive 3. tenses identify the tense of the complete verb. called the “fighting lady,” the aircraft carrier distinguished herself in many battle areas. past past perfect past progressive past perfect progressive 4. tenses identify the tense of the complete verb. many sailors have worked onboard to achieve a high level of performance. present present perfect present progressive present perfect progressive 5. tenses identify the tense of the complete verb. after training and preparation, the yorktown crew began work in the pearl harbor area. past past perfect past progressive past perfect progressive 6. tenses identify the tense of the complete verb. by the spring of 1941, german u-boats had been harassing nonmilitary ships in the atlantic. past past perfect past progressive past perfect progressive 7. tenses identify the tense of the complete verb. the yorktown was changing its location from the pacific area to the atlantic area. past past perfect past progressive past perfect progressive 8. tenses identify the tense of the complete verb. by december 1941 the crew of the yorktown will have used all of its resources. future future perfect future progressive future perfect progressive 9. tenses identify the tense of the complete verb. this commissioned vessel sank in the coral sea in 1942. past past perfect past progressive past perfect progressive 10. tenses identify the tense of the complete verb. another yorktown, built and commissioned in 1943, was ready for additional service. past past perfect past progressive past perfect progressive