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were all expected were all expecting all were expected all expected
what they were doing at that moment what were they doing at that moment how are they doing at that moment what they are doing at that moment
were asked was asked were asking was asking
were asked was asked were asking was asking
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the students to fly the plane all the time all students to fly the plane the students who were not frightened to fly on their own some students to fly a little while
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Yes; were invited No; was invited No; were invited Yes; was invited
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all of them worn all were wearing all of whom wearing all wearing
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