( ) 1. What may a future Seastead probably look like?
( ) 2. What can we infer from the passage?
( ) 3. Which of the following can be the best title for this passage?
B
( ) 2. What can we infer from the passage?
C
( ) 3. Which of the following can be the best title for this passage?
A
答案：1. B
2. C
3. A
2. C
3. A