题目内容

Mark received boarding notice at 9 o’clock.

A. 对
B. 错

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The flight attendant apologized for the flight cancellation.

A. 对
B. 错

Mark will fly first Class to Beijing.

A. 对
B. 错

Mark’s baggage is overweight.

A. 对
B. 错

Mark’s seat is occupied at the very beginning.

A. 对
B. 错

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