When should Mark check in?
A. 9 o'clock.
B. 10 o'clock.
C. 3 o'clock.
D. 5 o'clock.
查看答案
The flight has been delayed due to ____
The window seats on the plane have already been____ so the flight attendant gets a aisle seat for Mark.
Mark orders ____ for main course.
Mark’s train number is ____
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