组织多肽抗原TPA的增高与肿瘤发生部位和组织类型无相关性。（ ）
A. 对
B. 错
Questions 5 to 7 will be based on the following news item.According to the news, what is currently happening to superheroes?
A. They are only popular on the Internet.
B. They are becoming more popular as each decade passes.
C. They are becoming less popular as each decade passes.
D. They are decreasing in popularity due to the Internet.
How long has the comic book been around?
A. For more than 70 years.
B. For less than 70 years.
C. For more than 80 years.
D. For less than 80 years
What are the most legendary heroes?
A. They are in need of superhero fans to be great.
B. They are in need of other superheroes to be great.
C. They are greater than their enemies.
D. They are only as great as their enemies.
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