—I think classical music is pleasant.

—_____, I think it's boring. [ ]

A. I agree.

B. I think so.

C. I don't agree.

D. I don't know.

编写教科书的直接依据和国家衡量各科教学的主要标准是()

A．课程

B．课程标准

C．课程计划

D．课程目标