1. Yes, it is.
2. The tickets to see New York Philharmonic (for free). / The entrance tickets to the Beijing performance.
3. They must have right answers to the five test questions
4. Twice. (Two performances.)
5. For 156 years.
(答案不唯一)
1. Yes, it is.
2. The tickets to see New York Philharmonic (for free). / The entrance tickets to the Beijing performance.
3. They must have right answers to the five test questions
4. Twice. (Two performances.)
5. For 156 years.
(答案不唯一)