—How do you like the film?

—________.

A．I like it very much

B．I don't like it at all

C．It's very interesting

D．By understanding its plots

建立数据库．首先应根据用户的需要设计数据库的逻辑结构，包括字段名称、类型、宽度、小数位以及取值范围的限制等。