41 people of passengers on Mayflower were _____, including adventurers, merchants, servants.
41 people of passengers on Mayflower were _____, including adventurers, merchants, servants.
The author has written the passage mainly for ______. A: young adventurers B: the common readers C: professional pilots D: researchers interested in the rocket
The author has written the passage mainly for ______. A: young adventurers B: the common readers C: professional pilots D: researchers interested in the rocket
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