第一部分： 听力 （共10小题，每小题1分，满分10分）
请听第1段材料，回答第1-2题。
1. (6) When will the man’s son go to the concert?
A. On March 19th B. On March 20th C. On March 21st
2. (7) How much will the man’s son pay for a ticket?
A. $15 B. $25 C. $35
请听第2段材料，回答第3-4题。
3. (8) What is the man’s main problem?
A. Headaches. B. Sleeplessness. C. Pressure of work.
