飞行中的危险气象条件有哪些？

第三部分阅读理解（共20小题，每小题2分，满分40分）
阅读下列短文，从每题所给的四个选项A、B、C、D中，选出最佳选项，并在答题卡上将该项涂黑。
A

BUY NOWat ticket office Online Bookings:WWW. urbtix.hk Credit Card Telephone Bookings: 2111 5999 WWW.hk.artsfestival.org

The Hong Kong Arts Festival is made possible with the funding support of:                     The Hong Kong Jockey Club Charities Trust    Leisure and Cultural Services Department The Organizers reserve the right to substitute artists and change programme details should unavoidable circumstances render it necessary

 
56. How many days will the two jazz masters perform in Hong Kong?
A. 2 days.        B. 3 days.           C. 4 days.        D. 5 days.
57. You can get a ticket except that ________.
A. you go and buy one at the ticket office             B. you book online
C. you call and pay with your credit card              D. you wait to get one for free
58. Why will the two jazz masters perform in Hong Kong?
A. Because they meet in there after not seeing each other for 40 years.
B. It’s for Hong Kong Arts Festival.
C. Because they can’t live without music.
D. It just happens that they two are performing there.