BASIC语言是一种（）。
A、机器语言
B、低级语言
C、高级语言
D、汇编语言
参考答案：C
—Is Mrs Brown really badly ill?
—_____. She is in hospital. [ ]
A. I don't think so
B. No, she isn't
C. I don't hope so
D. I'm afraid so
折射波
