Ta老师题库
An air carrier airplane must have an oper
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has a seating capacity of 19 passengers.
has a seating capacity for more than 19 passengers.
weighs more than 12,500 pounds.
参考答案:
has a seating capacity of 19 passengers.
has a seating capacity for more than 19 passengers.
weighs more than 12,500 pounds.
参考答案: