填空题 minimum, delay, quarter, high quality, temperature, similar to, staff, board, health care However, upon arriving at the airport, Alex was informed that his flight __1__. The airline __2__ apologized and mentioned it would be a __3__ of a __4__ of an hour's wait. To pass the time, Alex chatted with a fellow traveler about the high __5__ in the capital, which __6__ the heat back home. The conversation then shifted to the city's __7__ __8__ system, which, interestingly, __9__ his college's system. Amidst their talk, Alex received a notification that the flight was ready for ___10__